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CA Patent: CA-211,956
Thread cutting machine
Patentee:
Charles F. Williams (exact or similar names) - Erie, PA

USPTO Classifications:

Tool Categories:
metalworking machines : metal threading machines
metalworking machines : metal threading machines : pipe threading machines

Assignees:
None

Manufacturer:
Williams Tool Corp. of Canada, Ltd. - Brantford, ON Canada
Williams Tool Corp. - Erie, PA

Witnesses:
Unknown

Patent Dates:
Granted: May 24, 1921

Patent Pictures:
CIPO Data
Report data errors or omissions to steward Jeff Joslin
"Vintage Machinery" entry for John H. Hall & Sons | Williams Tool Corp.
Description:
This is the Canadian equivalent of US patent 1,318,519.

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