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Patent number:
Patent Date:
US Patent: 1,926,531
Multiple Tool and Holder
Patentee:
William S. Graham (
exact
or
similar
names) - Tampa, Hillsboro County, FL
USPTO Classifications:
407/108
,
407/113
,
407/77
,
407/90
,
407/99
Tool Categories:
metalworking machines
:
metalworking machine tool holders
:
insert tool holders
metalworking machines
:
metal lathes
:
lathe tools
metalworking machines
:
metal planers
:
metal planer tools
Assignees:
William S. Graham
- Tampa, Hillsboro County, FL
Charles M. Hartt
- East Dennis, Barnstable County, MA
Manufacturer:
Not known to have been produced
Witnesses:
Unknown
Patent Dates:
Applied:
Feb. 25, 1931
Granted:
Sep. 12, 1933
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
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