Patents Granted on 1977-??-?? |
Patents 1 -
15
of 71
      |
Number | Date | Patentee | Title | Type |
CA-1,003,115 | Jan. 04, 1977 | C.E. Mattson | Apparatus and method for unambiguous counter reading | |
D242,985 | Jan. 11, 1977 | A.M. Sasgen | Doorstop | door and window hardware |
CA-1,003,308 | Jan. 11, 1977 | A.W. Porter, F.E. Allen | Automatic roll tensioning method and apparatus | band sawmills |
CA-1,003,380 | Jan. 11, 1977 | W.P. Burger, R.T. Habdo | Fan construction | |
4,003,417 | Jan. 18, 1977 | L. Cornwell | Self Locking and Unlocking Clamp for Automatic Fastener Driving Tools | |
4,004,332 | Jan. 25, 1977 | W.W. Wawrzyniak | Facing Head | facing heads |
4,006,518 | Feb. 08, 1977 | D.J. Seichter, M.A. Glandt, E.J. Henkel, R.C. Rudolph | Turret Lathe | turret lathes |
4,006,784 | Feb. 08, 1977 | E.C. Dudek | Fluid operated power tool | |
4,007,679 | Feb. 15, 1977 | B.L. Edwards | Press and Safety Latch Therefor | metalworking machine mechanisms |
D243,506 | Mar. 01, 1977 | A.J. Hess | Elephant Brand Skateboard Wrench | combination tools |
4,010,943 | Mar. 08, 1977 | S.E. Eft | Power drill support and guide apparatus | drill and tap guides |
CA-1,007,257 | Mar. 22, 1977 | J.J. Fatula | Self-centering rolls | |
4,013,152 | Mar. 22, 1977 | C.O. Jones, Jr. | Mechanical clutch for cyclic machines | metalworking machine mechanisms |
4,013,176 | Mar. 22, 1977 | J.J. Schachte, E.R. Lohneis | Unitary Work Changer for Machining Center | workpiece changers and storage mechanisms |
CA-1,007,619 | Mar. 29, 1977 | D.H. Goering | Rotary fluid engine | hot air engines |