Resource Type

Acetylene-Gas-Generating Apparatus. (open access)

Acetylene-Gas-Generating Apparatus.

Patent for "improvements in apparatus for generating acetylene , and comprises the novel features." (lines 8-10) including illustration.
Date: July 24, 1900
Creator: Metcalf, Charles Wesley
System: The Portal to Texas History
Acetylene-Gas Generator. (open access)

Acetylene-Gas Generator.

Patent for "improvement in acetylene-gas generators, and has for one object to provide an exceedingly- simple apparatus of this description in which the pipes and connections are closed , and thus protected from freezing by the effects of atmospheric changes; and a further object of my invention is to remove the possibility of an explosion taking place during the manipulation of the machine." (lines 9-17) including illustrations.
Date: July 31, 1900
Creator: Hartman, Gus
System: The Portal to Texas History
Acetylene-Gas Generator (open access)

Acetylene-Gas Generator

Patent for a acetylene gas generator with an improved valve for sending carbide into the generator which is more efficient and cheaper to make.
Date: July 30, 1907
Creator: Menczer, Samuel A.
System: The Portal to Texas History
Acetylene-Gas Generator. (open access)

Acetylene-Gas Generator.

Patent for an acetylene gas generator, which is chiefly operated by the fall of a gas-bell.
Date: July 29, 1902
Creator: Ray, Samuel W.
System: The Portal to Texas History
Acetylene - Gas Generator (open access)

Acetylene - Gas Generator

Patent for certain new and useful improvements in gas generating apparatus, including instructions and illustrations.
Date: July 5, 1898
Creator: Lewis, Thomas E.
System: The Portal to Texas History
Acetylene-Gas Generator. (open access)

Acetylene-Gas Generator.

Patent for certain new and useful improvements in acetylene gas generators, including instructions and illustrations.
Date: July 25, 1899
Creator: Bateman, Talbot O.
System: The Portal to Texas History
Acetylene-Gas Generator. (open access)

Acetylene-Gas Generator.

Patent for a new and useful acetylene gas generator, including instructions and illustrations.
Date: July 18, 1899
Creator: Eldridge, Hilliary & Blum, Sylvain
System: The Portal to Texas History
Adjustable Bench Hook. (open access)

Adjustable Bench Hook.

Patent for a new and improved bench hook. This design "consists in a bench-hook constructed with a plate carrying a sliding bar, to which is adjustably secured a hook. The sliding bar and hook are locked in place by a clamp and cam attached to the plate, and the plate and its attachments are locked to the bench-front by a stationary lug attached to the plate, and a moveable lug attached to a lever pivoted to the said plate and locked in place by a cam, so that the said hook can be readily adjusted upward, downward, forward, and backward" (lines 20-30).
Date: July 22, 1884
Creator: Cooper, Harry
System: The Portal to Texas History
Adjustable Book-Cover. (open access)

Adjustable Book-Cover.

Patent for adjustable book covers. More protection with use of thicker paper, with adjustable feature is highly important as is also the slit and tongue.
Date: July 1, 1919
Creator: Walraven, Albert T.
System: The Portal to Texas History
Adjustable Hoe (open access)

Adjustable Hoe

Patent for improvement in "the construction of hoes and to provide a simple, practical, and inexpensive hoe, of strong and durable construction." (lines 11-13) including illustrations.
Date: July 27, 1915
Creator: Armstrong, John Joshua, Sr.
System: The Portal to Texas History
Adjustable Pipe-Wrench. (open access)

Adjustable Pipe-Wrench.

Patent for an adjustable pipe wrench "in which the opposing jaws of the wrench are maintained at an angle to each other, so hat they converge toward their extremities, thus enabling a firmer hold to e obtained upon the pope or other article to be gripped by said jaws." (Lines 15-20) Includes instructions and illustrations.
Date: July 20, 1897
Creator: Fauver, Addis E.
System: The Portal to Texas History
Adjustable Shade-Support (open access)

Adjustable Shade-Support

Patent for an adjustable window shade support.
Date: July 16, 1912
Creator: Dixon, Raymond E.
System: The Portal to Texas History
Adjustable Window-Shade Support. (open access)

Adjustable Window-Shade Support.

Patent for an adjustable window shade support that can readily attach a shade to a window frame and the roller can be adjusted to any desired location or elevation.
Date: July 9, 1918
Creator: Simmons, Oscar C.
System: The Portal to Texas History
Advertising Attachment for Scales. (open access)

Advertising Attachment for Scales.

Patent for improvements in advertising attachments for scales to "provide an attachment of the character specified, wherein a series of display members are provided, mounted to be moved into different positions, to bring different matter into different positions, and controlled to movement by the stepping onto the weighing platform of the one to be weighed." (lines 11-18)
Date: July 13, 1920
Creator: Funk, Arthur Neal
System: The Portal to Texas History
Advertising Device (open access)

Advertising Device

Patent for Advertising Device
Date: July 28, 1903
Creator: Smith, John D.
System: The Portal to Texas History
Advertising Exhibitor and Phonographic Annunciator (open access)

Advertising Exhibitor and Phonographic Annunciator

Patent for an advertising exhibitor and phonographic annunciator that shows changing advertisements and has a recording reading them out.
Date: July 25, 1911
Creator: Stafford, George A.
System: The Portal to Texas History
Advertising-Machine. (open access)

Advertising-Machine.

Patent for an advertising machine that reverses the travel of the apron that is used to connect with, and where, the display sign is printed. It also easily and efficiently reverses the driving mechanism once the apron is completely unwound from one of the rollers. The patent includes illustrations.
Date: July 22, 1913
Creator: Looney, Marma Duke
System: The Portal to Texas History
Aerial Navigating Apparatus. (open access)

Aerial Navigating Apparatus.

Patent for an aerial navigating apparatus with more details of combinations, construction, and presentation of parts.
Date: July 25, 1911
Creator: Flanagan, Henry.
System: The Portal to Texas History
Air-Brake. (open access)

Air-Brake.

Patent for "a direct air brake system [that is] adapted to be used in combination with an automatic system, whereby the brakes can be applied by either the automatic or quick system, or the direct, or by both, as the conditions may require" (lines 8-13).
Date: July 11, 1893
Creator: Pinkston, Lucien A.
System: The Portal to Texas History
Air-Brake Governor (open access)

Air-Brake Governor

Patent for an air brake governor improvement that regulates the pressure of fluid or air in the braking system as to prevent it from braking with too much pressure.
Date: July 10, 1906
Creator: Williams, Leonard F.
System: The Portal to Texas History
Air-Compressor. (open access)

Air-Compressor.

Patent for "new and useful improvements for air-compressors" (lines 5-6), with instructions and illustrations.
Date: July 20, 1886
Creator: Harrold, Mahlon
System: The Portal to Texas History
Air-Lift Pump (open access)

Air-Lift Pump

Patent for an air lift pump. Illustrations included.
Date: July 30, 1912
Creator: Holmgreen, Julius H. & Underwood, William H.
System: The Portal to Texas History
Air Motor. (open access)

Air Motor.

Patent for a new and improved air-motor. This design is of an "air-motor, consisting of an engine, single-acting air-pump, air-receiver, and the double-acting exhaust-pump, with the valves and connections . . . [and] the levers and segments" (lines 81-87).
Date: July 21, 1885
Creator: Koniakowsky, Alois M.
System: The Portal to Texas History
Air-Pump (open access)

Air-Pump

Patent for an automobile air pump that can be power driven from a car motor. This pump can be driven from the rear wheel of a car.
Date: July 15, 1915
Creator: Causey, Thomas S. & Kelley, Robert B.
System: The Portal to Texas History