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US Patent: 3,505,714
Metal Clipping Tool
Guy Boileau - Burnaby, British Columbia Canada

USPTO Classifications:
140/152, 140/154, 29/21.1, 30/363

Tool Categories:
specialty tools : crimping tools


Arbutus Grinders Ltd. - Port Coquitlam, British Columbia Canada

none listed

Patent Dates:
Applied: Jun. 19, 1967
Granted: Apr. 14, 1970

Patent Pictures:
Guy Boileau patent April 14, 1970
USPTO pdf tiff
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Arbutus Grinders Ltd.
Compound leverage "punch" intended to bond two metal sheets by crimping. The specifications describe this in relation to fastening non-load-bearing structural members in certain types of building construction.

The patent number appears on some models of Arbutus Grinders Steel Stud Crimpers for 25 gauge steel studs.

Corresponding Canadian patent CA-783,919 was granted April 30, 1968.

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