2 Matching Results
Results open in a new window/tab.
Results:
1 - 2 of
2
Music-Leaf Turner.
Patent for a music-leaf turner to be used on pianos. It can turn pages to the right or left and the pianist need not use their hands. The pianist depresses a pedal with their foot to turn a page.
Date:
June 30, 1896
Creator:
Stinson, James C.
System:
The Portal to Texas History
Permutation-Padlock.
Patent for a permutation-padlock that "has for its object to provide a simple, inexpensive, and efficient construction and arrangement of parts whereby the bolt is firmly held in its locked position, and whereby the combinations may be changed with facility, and without opening the lock-casing" (lines 8-14).
Date:
June 30, 1896
Creator:
Wilcox, Ferdenand S.
System:
The Portal to Texas History