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| Patents Granted on 1974-06-11 | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,815,448 | Jun. 11, 1974 | G. Artmer | Corkscrew | self and partial cork pullers | |
| 3,815,705 | Jun. 11, 1974 | D. Bennett | Muffler for a pneumatic percussion tool | ||
| 3,815,763 | Jun. 11, 1974 | G.A. Bilocq, E.P. Hooper | Grinder feeding system | woodworking machine stockfeeding mechanisms | |
| 3,816,016 | Jun. 11, 1974 | E.W. Schatzman | Power drilling machine with resistance triggered retraction | drill presses | |