Resource Type

Composition of Matter for Manufacturing Calcium Carbid. (open access)

Composition of Matter for Manufacturing Calcium Carbid.

Patent for a "new and useful Composition of Matter for Manufacturing Calcium Carbid" (lines 5-7) that will aid in the commercially successful production. Patent includes specifications for the composition of matter.
Date: September 7, 1897
Creator: Blum, Sylvain; Eldridge, Hillary; Clark, Daniel J. & Lazarus, Sam
System: The Portal to Texas History
Folding Cot or Bedstead. (open access)

Folding Cot or Bedstead.

Patent for "cots and bedsteads wherein the side and end rail parts are permanently connected mediately of their length in a manner to permit of the folding thereof to form a compact bundle for handling when not in use and a strong and firmly-braced structure when set up to support the sacking bottom for the bed." (Lines 10-16) Includes instructions and illustrations.
Date: September 7, 1897
Creator: Rimmelin, Edward Henry
System: The Portal to Texas History
Fluid - Pressure Regulator. (open access)

Fluid - Pressure Regulator.

Patent for a new and useful Gas pressure regulator. This invention "relates to gas pressure regulators especially adapted for use with gas stored under high pressure in a cylinder or similar portable storage vessel" (line 8-10).
Date: December 7, 1897
Creator: Clark, George Greenleaf
System: The Portal to Texas History