| Patents Granted on 1977-05-?? |
Patents 1 -
6
of 6
      |
| Number | Date | Patentee | Title | Type |
| 4,020,742 | May 03, 1977 | E.R. Raymond | Adjustable Stop Device | milling machine accessories |
| 4,021,970 | May 10, 1977 | W.C. Przygocki | Wide abrasive belt tension and oscillation assembly | sanding machines |
| 4,022,012 | May 10, 1977 | G.W. Balz | Surface Finishing Machine | polishing and buffing machinery |
| D244,445 | May 24, 1977 | E.R. Lohneis, F. Zankl, C.B. Stevens, T.J. Green | Machine tool | milling machines |
| 4,025,064 | May 24, 1977 | L. Van Dalen, H.C. Disston, Jr., T.J. Eichfeld | Work hold-down for a machine tool having a table and column | drill press accessories |
| 4,025,433 | May 24, 1977 | D.K. Greenberg | Magnetic separating apparatus | |
