Collection
4 Matching Results
Results open in a new window/tab.
Results:
1 - 4 of
4
Artificial Tooth.
Patent for an artificial tooth with an improved crown so that "it can be attached to the gold cap that has been made to fit the end of the root that is to be crowned, the manner of attaching being materially facilitated" (lines 15-19).
Date:
February 27, 1894
Creator:
Harrell, Hardy B.
System:
The Portal to Texas History
Car-Coupling.
Patent for an automatic car-coupler that operates without someone having to go to between the cars. It is simple and compact.
Date:
February 27, 1894
Creator:
Calhoun, Cloud B.
System:
The Portal to Texas History
Music-Leaf Turner.
Patent for an automatic page turner for an organ or piano. The pages can be turned right or left, and the mechanism is operated using foot pressure.
Date:
February 27, 1894
Creator:
Stinson, James C.
System:
The Portal to Texas History
Rotary Engine.
Patent for a stably constructed and effective rotary engine in which "the full effect of live steam under a full head can be attained at all times on the drive shaft" (lines 12-14).
Date:
February 27, 1894
Creator:
Walker, James C.
System:
The Portal to Texas History