Patented April 16, 1878

If an object in your hands says PAT. APRIL 16, 1878, it may be one of these.

Patent	Title	Inventor	Of
US 202,569	IMPROVEMENT IN BEE-HIVES.	David P. Miller	Lodi, New York
US 202,612	IMPROVEMENT IN BEE-HIVES	Adolphus E. Wenzel	Callicoon, New York

All dates