The mechanical index, 1904. A complete index to the names and addresses of all manufacturers in the United States of mechanical appliances, machinery and tools operated by steam, electricity, water, hand or foot power (1904)
New York, The Industrial Press · leaf 950
The PATENT FRICTIONDRIVING MECHANISM in aHendey Shaper affords power ofstroke (in excess even of drivingpower of belts,) certainty ofstroke in length under cut, andone which can be instantlychanged in length or position,from fullest extent to minimum,with machine constantly in mo-tion. In…
Machinery
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