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US Patent: 1,339,958
Feeding attachment for bit-stocks
Patentee:
Karl W. Karlsson (exact or similar names) - East Boston, MA

USPTO Classifications:
408/101, 408/712

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Granted: May 11, 1920

Patent Pictures:
USPTO (New site tip)
Google Patents
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