Patents Granted on 1872-__-__ |
Patents 1 -
15
of 712
      |
Number | Date | Patentee | Title | Type |
CA-1,277 | Jan. 01, 1872 | A. Kay | Improvement in steam engines | |
CA-1,281 | Jan. 01, 1872 | J.W. Murray | Improvement in the governor valve of steam engines | |
122,308 | Jan. 02, 1872 | W.H. Downing | Improvement in Pipe Tongs | pipe tongs |
122,313 | Jan. 02, 1872 | P. Etches, J.D. Wilson | Improvement in circular-saw mills | sawmill carriages |
122,320 | Jan. 02, 1872 | J. Huther | Improvement in saws | |
122,321 | Jan. 02, 1872 | N. Jenkins | Improvement in wood-molding machines | molders |
122,323 | Jan. 02, 1872 | J. Kritch | Improvement in Hubs for Carriage Wheels | wheelwright |
122,339 | Jan. 02, 1872 | C.E. Torrence | Improvements in Bench-Planes | bench planes |
122,344 | Jan. 02, 1872 | G.W. Williams | Excavator | excavators |
122,390 | Jan. 02, 1872 | C.B. Knapp, N.S. Clement | Improvement in machines for dovetailing | dovetailing machines |
122,402 | Jan. 02, 1872 | Z.C. Phillips | Improvement in boring-machines | drilling and boring |
122,420 | Jan. 02, 1872 | G. Westinghouse, Sr. | Improvement in thrashing-machines | |
122,443 | Jan. 02, 1872 | J.W. Currier | Improvement in Combined Tool | combination tools |
122,488 | Jan. 02, 1872 | S. Perry | Improvement in horse-power jacks | animal powered apparatus |
122,599 | Jan. 09, 1872 | J.S. Graham | Matcher for planing machine | wood planers |