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US Patent: 1,903,963
Multiple disk clutch
Patentee: George W. Emrick (exact or similar names) - Brooklyn, NY USPTO Classifications: 192/110R, 192/70.2, 192/70.26, 192/70.28, 408/126, 74/377 Tool Categories: metalworking machines : drilling and boring : tapping machines Assignees: ETTCO Tool Co., Inc. - Brooklyn, NY Manufacturer: ETTCO Tool Co., Inc. - Brooklyn, NY Witnesses: Unknown	Patent Dates: Applied: Apr. 08, 1930 Granted: Apr. 18, 1933 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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