Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: RE5,721
Improvement in machines for cutting irregular forms
Patentee:
Jonathan P. Grosvenor - Lowell, MA

USPTO Classifications:
144/153, 144/231

Tool Categories:
woodworking machines : wood lathes

Assignees:
None

Manufacturer:
Jonathan P. Grosvenor - Lowell, MA

Witnesses:
James S. Grinnell
Charles Rogers

Patent Dates:
Applied: Dec. 16, 1872
Granted: Jan. 06, 1874

Reissue Information:
Reissue of 20,345 (May 25, 1858)

Patent Pictures:
USPTO pdf tiff
Google Patents
Report data errors or omissions
"Vintage Machinery" entry for J. P. Grosvenor.
Description:
Extended 7 years.

Copyright © 2002-2019 - DATAMP