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US Patent: 1,938,310
Spindle Drive for Machine Tools
Patentees: Dudley B. Bullard (exact or similar names) - Southport, CT Gustaf Robert Appelberg (exact or similar names) - Bridgeport, CT USPTO Classifications: 269/153, 29/38A, 29/419.1 Tool Categories: Assignees: Bullard Co. - Bridgeport, CT Manufacturer: Bullard Co. - Bridgeport, CT Witnesses: Unknown	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.

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