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Patent number:
Patent Date:
US Patent: 650,131
Belt-tightener
Patentee:
Benjamin G. Luther (
exact
or
similar
names) - Worcester, MA
USPTO Classifications:
474/132
,
474/133
,
474/84
Tool Categories:
metalworking machines
:
metalworking machine mechanisms
:
metalworking power transmission
Assignees:
None
Manufacturer:
B. G. Luther & Co.
- Worcester, MA
Witnesses:
John J. MacMahon
Joseph K. Greene
Patent Dates:
Applied:
Oct. 30, 1899
Granted:
May 22, 1900
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for B. G. Luther & Co.
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