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Organic material composting system
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Patent number 5,387,036
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Issue date Feb 7, 1995
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International Process Systems. Inc.
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Daniel J. Hagen
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C05 - FERTILISERS MANUFACTURE THEREOF
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Compost handling machine
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Patent number 5,149,196
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Issue date Sep 22, 1992
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International Process Systems
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Thomas J. Piacentino
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Composting facility
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Patent number 4,869,877
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Issue date Sep 26, 1989
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International Process Systems
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Paul C. Sellew
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C05 - FERTILISERS MANUFACTURE THEREOF
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Compost handling machine
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Patent number 4,828,399
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Issue date May 9, 1989
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International Process Systems
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Thomas J. Pacentino
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL