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Patent number:
Patent Date:
US Patent: 2,090,324
Road grader attachment
Patentee:
Jean-Baptiste Boisvert (
exact
or
similar
names) - Plessisville, QC Canada
USPTO Classifications:
172/191
,
172/423
,
172/784
,
280/11
Tool Categories:
transportation
:
motor vehicles
:
heavy vehicles
:
graders and dozers
Assignees:
Plessisville Foundry Ltd.
- Plessisville, QC Canada
Manufacturer:
Not known to have been produced
Witnesses:
Unknown
Patent Dates:
Applied:
Feb. 27, 1936
Granted:
Aug. 17, 1937
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Plessisville Foundry
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