Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 936,422
Tool Rest for Watchmakers' Lathe
Patentee:
Frederick W. Derbyshire (exact or similar names) - Waltham, Middlesex County, MA

USPTO Classifications:
142/55, 82/161

Tool Categories:
metalworking machines : metal lathes : watchmakers lathes
metalworking machines : metal lathes : metal lathe accessories and attachments

Assignees:
American Watch Tool Co. - Waltham, Middlesex County, MA

Manufacturer:
American Watch Tool Co. - Waltham, Middlesex County, MA

Witnesses:
E. B. Tomlinson
George K. Woodworth
Patrick J. Conroy

Patent Dates:
Applied: May 25, 1909
Granted: Oct. 12, 1909

Patent Pictures: [ 1 | 2 | 3 ]
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Steve Gosselin
"Vintage Machinery" entry for American Watch Tool Co.
American Watch Tool Lathe
Description:
My invention relates to tool-rests for watch-makers lathes and its object is to produce a tool-rest which may be quickly adjusted and firmly locked in position in its supporting stud in the manner hereinafter more fully set forth.

Copyright © 2002-2024 - DATAMP