Est. March 2001  ·  10,244 Listings on File

Padlock Patent — Warded

Patent 1253677

Inventor: Fraim, Samuel R.

View on USPTO / Google Patents ↗
Patent # 1253677
Issue Date January 15, 1918
Inventor Fraim, Samuel R.
Assigned To E. T. Fraim Lock Co.
Type Warded

Patent Drawings

Patent Notes

Classification: 70/52

Patent Details

Patent Number 1253677
Issue Date January 15, 1918
Inventor Fraim, Samuel R.
Assigned To E. T. Fraim Lock Co.
Patent Type Warded
External Link https://patents.google.com/patent/US1253677 ↗

Padlocks Using This Patent

1 listing
↑ Back to Patent Database