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US Patent: 968,047
Attachment for Milling Machines
Patentee:
Carl L. Grohmann (exact or similar names) - Hartford, Hartford County, CT

USPTO Classifications:
409/144, 409/230

Tool Categories:
metalworking machines : milling machines : milling machine accessories

Assignees:
Pratt & Whitney Co. - Hartford, Hartford County, CT

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jul. 28, 1908
Granted: Aug. 23, 1910

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Pratt, Whitney & Co.

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