Improved Friction Clutch Pulley. Electro-magnetic Motor for Sewing Machines. IMPROVEMENT IN EXTRACTING SPIRITS OF TURPEN TINE FROM PINE WOOD. Jute in the United States. ALLEN'S FRICTION CLUTCH PULLEY SEWING MACHINES ELECTRO-MAGNETIC MOTOR, scientific american, 1871-06-17
Improved Friction Clutch Pulley. Electro-magnetic Motor for Sewing Machines. IMPROVEMENT IN EXTRACTING SPIRITS OF TURPEN TINE FROM PINE WOOD. Jute in the United States. ALLEN'S FRICTION CLUTCH PULLEY SEWING MACHINES ELECTRO-MAGNETIC MOTOR, scientific american, 1871-06-17
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