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Patent number:
Patent Date:
US Patent: 1,980,922
Shaper
Patentee:
Frank Kinzbach
- Houston, Harris County, TX
USPTO Classifications:
82/113
,
82/128
Tool Categories:
metalworking machines
:
pipe cutting machines
Assignees:
None
Manufacturer:
Not known to have been produced
Witnesses:
Unknown
Patent Dates:
Applied:
Sep. 19, 1932
Granted:
Nov. 13, 1934
Patent Pictures:
USPTO
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tiff
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