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| Patents Granted on 1984-08-07 | |||||
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| Number | Date | Patentee | Title | Type | |
| D274,974 | Aug. 07, 1984 | A. Colombo | Corkscrew | lever cork extractors | |
| D274,990 | Aug. 07, 1984 | T. Nakadoi, F. Yamamoto | Micrometer | micrometers | |
| 4,463,488 | Aug. 07, 1984 | D.J. Pieczulewski | Indexing work table | indexers and dividers | |
| 4,463,501 | Aug. 07, 1984 | G.T. Macklin, R.J. Wright | Level Construction and Methods of Constructing a Level | levels | |
| 4,463,544 | Aug. 07, 1984 | J.J. Michel, A. Carsello | Edger | ||