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Patent number:
Patent Date:
CA Patent: CA-580,911
Shock absorbing mechanism
Patentee:
George Haumann (
exact
or
similar
names) - Portland, OR
USPTO Classifications:
Tool Categories:
Assignees:
Irvington Machine Works Inc.
- Portland, OR
Manufacturer:
Irvington Machine Works, Inc.
- Portland, OR
Witnesses:
Unknown
Patent Dates:
Granted:
Aug. 04, 1959
Patent Pictures:
CIPO Data
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Irvington Machine Works
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