Resource Type
Counties
4 Matching Results
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Mandolin.
Patent for a new and useful improvements in Mandolins to"obtain a tone for mandolins as nearly as possible equal to that of violins and other stringed instruments played by bows"(line 8-10)
Date:
November 30, 1897
Creator:
Simpson, Roy B.
System:
The Portal to Texas History
Post Structure
Patent for improved base plate for wooden posts to protect the posts from damage and extend its usability.
Date:
November 30, 1920
Creator:
Dietz, Paul A.
System:
The Portal to Texas History
Sash Lock.
Patent for a new and improved sash lock. This design, "by means of a series of bolt-holes in both the upper sash and the frame the sashes can be held open for ventilation or securely locked in a closed position, as found desirable, and by means of the mortised seats and overhanging shoulders at the extremities of the slots, both the bolts can be drawn entirely within the casing and securely held in such position to enable both sashes to be raised or lowered at pleasure, and in the ordinary manner" (lines 75-84).
Date:
November 30, 1886
Creator:
Price, Harry F.
System:
The Portal to Texas History
Automobile-Radiator
Patent for automobile radiator with protective members for the water-containing chambers.
Date:
November 30, 1920
Creator:
Herold, Harry H.
System:
The Portal to Texas History