I ^ &m***ti_ /" #' t # timlifk THE ADVOCATE OF INDUSTRY, AND JOURNAL OP SCIENTIFIC, MECHANICAL AND OTHER IMPROVEMENTS. VOLUME 5.] [NUMBER 35. NEW YORK MAY 18, 1850. with a bead, H, on its outside of the breach THE Scientific American, plate, which has an opening through it, in IMPROVED CLUTCH FOR… … upon the suddenness with which the india rub- per deck. One of them reaching from centre ber contracts to its fixed natural dimensions. Thitimproved Clutch is the invention of when the clutch is out of gear, should be re- to centre of the piers, is one hundred and Mr. Nelson Barlow, of St. Louis,…
Patents · Claim · Purpose · Railroad · Manner · Patent office · Improvement · San Francisco · Rotary engine · India rubber · Absolute force · Inclined bevelled · Sufficient space · Improvement consists · Scientific American · Pump barrel
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