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Patent number:
Patent Date:
US Patent: 1,285,159
Grinding Machine
Patentee:
James N. Heald (
exact
or
similar
names) - Worcester, MA
USPTO Classifications:
451/213
,
451/393
,
451/411
Tool Categories:
Assignees:
Heald Machine Co.
- Worcester, MA
Manufacturer:
Not known to have been produced
Witnesses:
C. F. Nisson
Patent Dates:
Applied:
Jan. 02, 1918
Granted:
Nov. 19, 1918
Patent Pictures:
USPTO
(New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Heald Machine Co.
Description:
Southgate & Southgate - patent attorneys
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