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US Patent: 1,936,112
Pipe threading apparatus
Patentee:
James Valtin Jardine (exact or similar names) - Hespeler, ON Canada

USPTO Classifications:
408/104, 408/174, 470/188, 470/76

Tool Categories:

Assignees:
None

Manufacturer:
A. B. Jardine & Co., Ltd. - Hespeler, ON Canada

Witnesses:
Unknown

Patent Dates:
Applied: Mar. 16, 1931
Granted: Nov. 21, 1933

Patent Pictures:
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Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for A. B. Jardine Co.

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