Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 454,801
Boring and Turning Mills
Patentee:
Wilfred Lewis - Philadelphia, PA

USPTO Classifications:
409/225, 82/122

Tool Categories:
metalworking machines : drilling and boring : vertical boring mills

Assignees:
William Sellers & Co. - Philadelphia, PA

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Mar. 28, 1891
Granted: Jun. 23, 1891

Patent Pictures:
USPTO pdf tiff
Google Patents
Report data errors or omissions
"Vintage Machinery" entry for William Sellers & Co.

Copyright © 2002-2017 - DATAMP