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US Patent: 877,403
Rapid Traverse Device for Boring Mills
Patentees:
Edward P. Bullard - Bridgeport, Fairfield County, CT
Emanuel Henrikson - Bridgeport, Fairfield County, CT

USPTO Classifications:
82/132

Tool Categories:
metalworking machines : metalworking machine mechanisms
metalworking machines : metal lathes : vertical turret lathes

Assignees:
Bullard Machine Tool Co. - Bridgeport, Fairfield County, CT

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Mar. 16, 1906
Granted: Jan. 21, 1908

Patent Pictures:
USPTO pdf tiff
Google Patents
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"Vintage Machinery" entry for Bullard Machine Tool Co.

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