[US Patent & Trademark Office, Patent Full Text and Image Database]
[Home] [Boolean Search] [Manual Search] [Number Search] [Help]
[PREV_LIST] [HIT_LIST] [PREV_DOC] [Bottom]

[View Shopping Cart] [Add to Shopping Cart]
[Image]
  ( 2970 of 2970 )

Full text is not available for this patent. Click on "Images" button above to view full patent.

United States Patent 1,380,221
Issue Date: May 31, 1921

Current U.S. Class: 101/348 ; 101/DIG.35; 492/21
Current International Class: B41F 1/00 (20060101); B41F 1/40 (20060101)


* * * * *

[Image]
[View Shopping Cart] [Add to Shopping Cart]
[PREV_LIST] [HIT_LIST] [PREV_DOC] [Top]
[Home] [Boolean Search] [Manual Search] [Number Search] [Help]