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Patent number:
Patent Date:
US Patent: 1,667,801
Combination Tool Holder
Patentees:
Clifford E. Hawkes (
exact
or
similar
names) - Brooklyn, Kings County, NY
Anker L. Christensen (
exact
or
similar
names) - New York, NY
USPTO Classifications:
407/113
,
407/91
,
407/96
Tool Categories:
metalworking machines
:
metal lathes
:
lathe tool holders and tool posts
metalworking machines
:
metal shapers
:
metal shaper tool holders
metalworking machines
:
metal planers
:
metal planer tool holders
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
Unknown
Patent Dates:
Applied:
Apr. 21, 1926
Granted:
May 01, 1928
Patent Pictures:
USPTO
(New site tip)
Google Patents
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