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Patent number:
Patent Date:
US Patent: 1,439,822
Vise Grip
Patentee:
Frank Johnson (
exact
or
similar
names) - Aurora, Kane County, IL
USPTO Classifications:
269/168
Tool Categories:
work holding
:
vises
:
bench vises
Assignees:
None
Manufacturer:
Unknown
Witnesses:
Charles V. Kerr
V. A. Kerr
Patent Dates:
Applied:
May 07, 1920
Granted:
Dec. 26, 1922
Patent Pictures: [
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