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CA Patent: CA-582,444
Drilling Head
Patentee:
Kurt Zwick (exact or similar names) - Munich, Germany

USPTO Classifications:

Tool Categories:

Assignees:
Hans Deckel - Munich, Germany
Friedrich Wilhelm Deckel - Zug, Switzerland

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Granted: Sep. 01, 1959

Patent Pictures:
CIPO Data
Espacenet patent
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