Est. March 2001  ·  10,244 Listings on File

Padlock Patent — Push Key

Patent 1890744

Inventor: Noonan, Thomas F.

View on USPTO / Google Patents ↗
Patent # 1890744
Issue Date December 13, 1932
Inventor Noonan, Thomas F.
Assigned To Rix, Fred H.
Type Push Key

Patent Drawings

Patent Notes

Classification: 70/34

Patent Details

Patent Number 1890744
Issue Date December 13, 1932
Inventor Noonan, Thomas F.
Assigned To Rix, Fred H.
Patent Type Push Key
External Link https://patents.google.com/patent/US1890744 ↗

Padlocks Using This Patent

1 listing
↑ Back to Patent Database