Resource Type
Counties
3 Matching Results
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Lock.
Patent for "a lock of novel construction wherein the keyholes at opposite sites of the door are placed out of alignment for preventing children, servants, and curious persons from looking or listening through the keyhole." (Lines 12-17) Includes instructions and illustrations.
Date:
June 8, 1897
Creator:
Oleson, Andrew J.
System:
The Portal to Texas History
Screen for Wells.
Patent for a well screen for water or oil wells.
Date:
March 8, 1910
Creator:
Dahl, Harry M.
System:
The Portal to Texas History
Show-Case.
Patent for a show case, which opens on the side and top to allow buyers to look at goods being sold and is easily collapsed for storage or shipment.
Date:
March 8, 1910
Creator:
Soucek, Charles H. & Ustynik, Frank E.
System:
The Portal to Texas History