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CA Patent: CA-141,809
Drill chuck
Patentee:
George W. Emrick (exact or similar names) - Brooklyn, NY

USPTO Classifications:

Tool Categories:
metalworking machines : drilling and boring : drill presses : drill press chucks
woodworking machines : wood drilling and boring : drill presses : drill press chucks

Assignees:
Automatic Drill Chuck Corp. - New York, NY

Manufacturer:
Automatic Drill Chuck Corp. - Detroit, MI

Witnesses:
Unknown
Patent Dates:
Applied: May 23, 1912
Granted: Jul. 23, 1912

Patent Pictures:
CIPO Data
Report data errors or omissions to steward Jeff Joslin
"Vintage Machinery" entry for Automatic Drill Chuck Corp.
Description:
This is the Canadian equivalent to US patent 1,030,988.

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