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US Patent: 1,938,310
Spindle Drive for Machine Tools
Patentees:
Dudley B. Bullard (exact or similar names) - Southport, Fairfield County, CT
Gustaf Robert Appelberg (exact or similar names) - Bridgeport, Fairfield County, CT

USPTO Classifications:
269/153, 29/38A, 29/419.1

Tool Categories:
metalworking machines : multiple spindle machines
metalworking machines : multiple station machines

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

Manufacturer:
Bullard Co. - Bridgeport, Fairfield County, CT

Witnesses:
none listed

Patent Dates:
Applied: Apr. 20, 1932
Granted: Dec. 05, 1933

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
Vintage Machinery entry for Bullard Machine Tool Co.
Description:

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