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| Patents Granted on 1975-08-?? | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,897,957 | Aug. 05, 1975 | D.J. Warner | Ring Seal, Assembly and Method of Manufacturing | shaft seals | |
| 3,898,771 | Aug. 12, 1975 | M.L. Kuniholm | Grinding Machine | hydraulic apparatus | |
| 3,899,950 | Aug. 19, 1975 | J. Dvorak | Bar shear | metal shearing machines | |
| 3,900,374 | Aug. 19, 1975 | W.A. Haggerty | Method of Electrochemical Machining | electrochemical machining | |
| CA-973,447 | Aug. 26, 1975 | A.J. Schmidt | Pilot valve | pressure regulators | |