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Patent number:
Patent Date:
US Patent: 1,647,622
Metal shears
Patentees:
Paul Kramer (
exact
or
similar
names) - Racine, WI
Robert Heinrich (
exact
or
similar
names) - Racine, WI
USPTO Classifications:
248/205.1
,
248/658
,
248/682
,
248/689
,
30/250
Tool Categories:
metalworking machines
:
metal shearing machines
Assignees:
National Machine Tool Co. (Racine)
- Racine, WI
Manufacturer:
National Machine Tool Co. (Racine)
- Racine, WI
Witnesses:
Unknown
Patent Dates:
Applied:
May 16, 1927
Granted:
Nov. 01, 1927
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Heinrich Co.
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