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PRR Industries, Inc.

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  • Monticello, MN, US
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  • Information Patent Grant

    Ice block press
    • Patent number 5,069,044
    • Issue date Dec 3, 1991
    • PRR Industries, Inc.
    • Ronald L. Holum
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

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