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US Patent: 1,988,967
Clutch device
Patentee: George W. Emrick (exact or similar names) - Brooklyn, NY USPTO Classifications: 192/107R, 192/110R, 192/113.36, 192/21, 192/51, 192/66.2, 464/112, 470/181, 470/182, 74/377 Tool Categories: metalworking machines : drilling and boring : tapping heads and chucks Assignees: None Manufacturer: ETTCO Tool Co., Inc. - Brooklyn, NY Witnesses: Unknown	Patent Dates: Applied: May 05, 1934 Granted: Jan. 22, 1935 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for ETTCO Tool Co., Inc.

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