Number | Name | Date | Kind |
---|---|---|---|
3638464 | Winter et al. | Feb 1972 | |
3778241 | Winter et al. | Dec 1973 | |
3834200 | Winter | Sep 1974 | |
3857750 | Winter et al. | Dec 1974 | |
5001208 | Ross et al. | Mar 1991 | |
5013811 | Ross | May 1991 |
Number | Date | Country |
---|---|---|
9011329 | Oct 1990 | WOX |
Entry |
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Technical Product Brochure 61-5000-5990-4 (1282) II, "3M Brand Heavy Duty Roto Peen", published Dec., 1988. |
Operating Instructions No. 34-7017-9636-8, "3M Heavy Duty Roto Peen Flap Wheel Operating Instructions", published Dec., 1988. |