US Patent: 147,339 - Improvement in boring-machines


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US Patent: 147,339

Improvement in boring-machines

Patentee:

George W. McCready (exact or similar names) - Petitcodiac, NB Canada

USPTO Classifications:

144/278.1, 408/47

Tool Categories:

metalworking machines : drilling and boring

trade specific : music instrument maker

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

Unknown

Patent Dates:
Applied:	Nov. 15, 1873
Granted:	Feb. 10, 1874

Patent Pictures:

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Description:

This machine is "to be used in the manufacture of brushes, or for making the internal mechanisms of musical instruments, or for drilling holes into a number of articles made of iron or other metals, or for such other purposes where a number of holes are required to be bored at fixed intervals."