| Patents for Howard E. Barlow |
Patents 1 -
15
of 19
      |
| Number | Date | Patentee | Title | Type |
| 443,417 | Dec. 23, 1890 | H. Thurston | Button-machine | |
| 522,958 | Jul. 17, 1894 | H.E. Barlow, E.B. Benham | Water Motor | hydraulic motors |
| 622,091 | Mar. 28, 1899 | J.A. Turck | Adding-machine and register | |
| 695,072 | Mar. 11, 1902 | F. Mossberg | Improvements in Nut-Wrenches | bicycle or pocket wrenches |
| 779,386 | Jan. 03, 1905 | C.B. Wattles | Grinding or polishing-roll | sanding machines |
| 824,394 | Jun. 26, 1906 | C.F. Warner | Mechanical Implement | metal planers |
| 824,420 | Jun. 26, 1906 | C.A. Fisk | Micrometer Gage | micrometers |
| 828,585 | Aug. 14, 1906 | H. Thurston | Circuit-closer for trolley-signals | streetcars and trolleys |
| 851,180 | Apr. 23, 1907 | E.T. Mathewson | Adjustable gear | rolling mills |
| 893,881 | Jul. 21, 1908 | M.A. Smith | Beam compass | |
| 900,853 | Oct. 13, 1908 | E.P. Holly | Liquid Impelling Device | |
| 917,070 | Apr. 06, 1909 | E.P. Holly | Impelling Device | |
| 930,662 | Aug. 10, 1909 | A.W. Graham | Knurling tool for turret lathe | knurling tools |
| 1,000,878 | Aug. 15, 1911 | F.R. Allen | Wrench | ratchet wrenches |
| 1,021,384 | Mar. 26, 1912 | M.A. Smith | Micrometer Gage | micrometers |
