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Patents Granted on 1991-06-11 | |||||
Number | Date | Patentee | Title | Type | |
5,022,289 | Jun. 11, 1991 | J.K. Butzen | Ratchet Tool with Flattened Pocket | ||
5,022,292 | Jun. 11, 1991 | R.C. Hammer, C.P. Pietron, G.J. Silage | Tool for Installation of Clip | pliers |