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| Patents Granted on 1970-09-15 | |||||
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| Number | Date | Patentee | Title | Type | |
| CA-851,502 | Sep. 15, 1970 | W.J. Witwer | Backhoe hydraulic control system | ||
| 3,528,729 | Sep. 15, 1970 | H.C. Deck | Film Feed Mechanism for Motion Picture Projector | projectors | |
| 3,528,745 | Sep. 15, 1970 | E.E. Kirkham | Apparatus for Increasing the Frequency Response and Stability of a Light Detection System | machine tool controls | |