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US Patent: 749,820
Cutting machinery
Patentee:
Theodore C. Hansen (exact or similar names) - Chicago, IL

USPTO Classifications:
144/134.1, 144/136.3, 144/149, 144/253.1

Tool Categories:
trade specific : music instrument maker

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
C. E. Pickard
W. S. Pickard

Patent Dates:
Applied: May 18, 1903
Granted: Jan. 19, 1904

Patent Pictures:
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Description:
"My invention relates to cutting machinery, and particularly to machinery adapted to cut away portions on the side of piano-bridges upon each side of the portion in which the pegs are inserted for the support of the strings in order to leave the strings free to vibrate."

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