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Vehicle-Wheel.
Patent for a vehicle wheel with no extra small parts, a tightener that tightens the whole wheel and is easily reached, and constructed in such a manner that it may be easily taken apart and put back together for repair purposes.
Date:
March 26, 1907
Creator:
Hadley, William Swain
System:
The Portal to Texas History
Dental Mold.
Patent for dental mold, it is an improvement on patent no. 700855, by the same inventor. The improvement was to have open sides and large exit at the bottom of the lower neck of the mold, and a flask having a wide inlet in order to keep the molten metal from contact with the metal of the mold to avoid being suddenly cooled. (Lines 19-23) Illustration is included.
Date:
March 31, 1903
Creator:
Streetman, Willard
System:
The Portal to Texas History