having nested nozzles

Patents Grantslast 30 patents

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    3194307

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    • Patent number 2,517,489
    • Issue date Aug 1, 1950
    • F22 - STEAM GENERATION
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    1980077

    • Patent number 1,980,077
    • Issue date Nov 6, 1934
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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    849071

    • Patent number 849,071
    • Issue date Apr 2, 1907
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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    700373

    • Patent number 700,373
    • Issue date May 20, 1902
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents