States
Counties
Month
1 Matching Results
Results open in a new window/tab.
Results:
1 - 1 of
1
Measuring and Proportioning Machine.
Patent for "a device by which the mixing of various ingredients in certain desired proportions may be easily and accurately accomplished" (lines 8-11). It is meant for industrial measuring.
Date:
May 5, 1896
Creator:
Collins, Alonzo G.
System:
The Portal to Texas History