States
Counties
1 Matching Results
Results open in a new window/tab.
Results:
1 - 1 of
1
Mechanical Movement.
Patent for improvements in mechanical movements by using cranks and wrist pins to “converting rotary motion, like that of a wheel or pulley, into reciprocating motion.” (Lines 12-14) Illustration is included.
Date:
April 8, 1902
Creator:
McKean, Frank
System:
The Portal to Texas History