Patented May 12, 1868

If an object in your hands says PAT. MAY 12, 1868, it may be one of these.

Patent	Title	Inventor	Of
US 77,723	IMPROVEMENT IN HASP-LOCKS	Joseph S. Elliott	Philadelphia, Pennsylvania
US 77,740	IMPROVEMENT IN PADLOCKS	Frank F. Landis	Lancaster, Pennsylvania

All dates