Est. March 2001  ·  10,244 Listings on File

Padlock Patent — Lever

Patent 221405

Inventor: Frederick, Christian; Trump, Samuel N.

View on USPTO / Google Patents ↗
Patent # 221405
Issue Date November 11, 1879
Inventor Frederick, Christian; Trump, Samuel N.
Assigned To Trump Brothers Machine Co.
Type Lever

Patent Drawings

Patent 221405 drawing 1 Drawing 1 Patent 221405 drawing 2 Drawing 2 Patent 221405 drawing 3 Drawing 3 Patent 221405 drawing 4 Drawing 4 Patent 221405 drawing 5 Drawing 5 Patent 221405 drawing 6 Drawing 6 Patent 221405 drawing 7 Drawing 7 Patent 221405 drawing 8 Drawing 8

Patent Notes

Classification: 70/32

Patent Details

Patent Number 221405
Issue Date November 11, 1879
Inventor Frederick, Christian; Trump, Samuel N.
Assigned To Trump Brothers Machine Co.
Patent Type Lever
External Link https://patents.google.com/patent/US221405 ↗
← 221444
↑ Back to Patent Database
221444 →