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| US4059235 | 28 May 1976 | 22 Nov 1977 | Bryant-Poff, Inc. | Shredding device | | US4119277 | 28 Oct 1975 | 10 Oct 1978 | | Apparatus for cutting scrap tires | | US4801101 | 5 Ago 1987 | 31 Ene 1989 | Gruendler Crusher and Pulverizer, Co. | Wallboard cutter | | US5899130 | 8 Sep 1994 | 4 May 1999 | | Apparatus for compacting and cutting voluminous objects of strong elasticity, notably of pneumatics |
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