1 Matching Results
Results open in a new window/tab.
Results:
1 - 1 of
1
Trephine.
Patent for an improved, simple, durable, inexpensive, and efficient trephine that is easily assembled and takes up little space. It retains better results than other trephines.
Date:
March 21, 1893
Creator:
MacKenzie, Joseph Alexander
System:
The Portal to Texas History