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US Patent: 147,106
Lathe Centers
Patentee:
Austin F. Cushman - Hartford, Hartford County, CT

USPTO Classifications:
82/150

Tool Categories:
metalworking machines : metal lathes : metal lathe accessories

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Oct. 07, 1873
Granted: Feb. 03, 1874

Patent Pictures:
USPTO pdf tiff
Google Patents
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"Vintage Machinery" entry for Cushman Chuck Co.

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