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All Patents of Type: trip and helve hammers
Patents 1 - 15 of 30
First set of recordsNext set of recordsLast set of records
NumberDatePatenteeTitleType
NX-3,838Mar. 27, 1824W. BowlingSpring tilt hammertrip and helve hammers
3,882Jan. 10, 1845G.E. SellersDrop Hammertrip and helve hammers
7,242Apr. 02, 1850D. HicksAttachment of the Forge-Hammer to its Helvetrip and helve hammers
7,965Mar. 11, 1851L. Briggs, Jr.Method of Adjusting the Stroke of Trip-Hammerstrip and helve hammers
9,942Aug. 16, 1853W. Van AndenTrip Hammertrip and helve hammers
10,274Nov. 29, 1853J.W. PeerVertical Trip Hammertrip and helve hammers
10,923May 16, 1854B. HughesTrip-Hammertrip and helve hammers
13,179Jul. 03, 1855M. PeckPower Hammertrip and helve hammers
13,608Sep. 25, 1855P.L. WeimerTrip-Hammertrip and helve hammers
24,428Jun. 14, 1859B. HotchkissTrip Hammertrip and helve hammers
27,804Apr. 10, 1860D. HowellTrip-Hammertrip and helve hammers
27,925Apr. 17, 1860M. PeckAtmospheric Hammertrip and helve hammers
30,080Sep. 18, 1860A. MortonTrip Hammertrip and helve hammers
30,343Oct. 09, 1860E. PayePower Hammertrip and helve hammers
40,390Oct. 27, 1863J. BriggsTrip Hammertrip and helve hammers
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