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Patent number:
Patent Date:
US Patent: 161,820
Improvement in Vises
Patentees:
Matthew Picken (
exact
or
similar
names) - Birmingham, England
William Picken (
exact
or
similar
names) - Birmingham, England
USPTO Classifications:
269/222
,
269/246
,
269/256
Tool Categories:
work holding
:
vises
:
bench vises
Assignees:
None
Manufacturer:
Matthew Picken
- Birmingham, England
Witnesses:
George Shaw
Richard Skerrett
Patent Dates:
Applied:
Nov. 30, 1874
Granted:
Apr. 06, 1875
Patent Pictures: [
1
|
2
]
Patent Fig. 1 & 2
USPTO
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