Home| FAQSearch:Advanced|Person|Company| Type|ClassLogin
Quick search:
Patent number:
Patent Date:
Patents for Armstrong Bros. Tool Co.
Patents 1 - 15 of 34
First set of recordsNext set of recordsLast set of records
492,381Feb. 28, 1893G. ArmstrongTool Holderlathe tools
613,950Nov. 08, 1898E.C. Lewis, H.G. Hoadley, H.D. WilliamsLever and Ratch Attachmentratchet wrenches
658,478Sep. 25, 1900H.G. Hoadley, H.D. WilliamsMechanical Movementratchet wrenches
675,184May 28, 1901J. ArmstrongTool Holder
700,865May 27, 1902J. Armstrong, S. WelterCutting Tool
707,472Aug. 19, 1902J. Armstrong, S. WelterTool Holder
725,019Apr. 14, 1903J. ArmstrongTool Holder
745,758Dec. 01, 1903S. Welter, J. ArmstrongSlotting Machine Tool Holder
779,516Jan. 10, 1905J. ArmstrongProcess of Cuttting Self Hardening Steel
914,012Mar. 02, 1909P. ArmstrongRatchet Drilldrill accessories
960,769Jun. 07, 1910J. ArmstrongNurling Tool
1,024,656Apr. 30, 1912I.W. SprinkBoring Bar
1,103,164Jul. 14, 1914H. TurnerTool Holder
1,196,884Sep. 05, 1916R.B. Patterson, Jr.Appliance for mounting and demounting split pulleysindustrial machine pulleys and belt drive mechanisms
1,214,498Feb. 06, 1917J. ArmstrongTool Holder
Toggle print mode
Show pictures

Copyright © 2002-2019 - DATAMP