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Reciprocating electromagnetic actuator
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Patent number 4,945,269
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Issue date Jul 31, 1990
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Science Applications International Corporation
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Lawrence J. Kamm
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H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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Manufacturing machine
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Patent number 4,331,229
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Issue date May 25, 1982
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Lawrence J. Kamm
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Manufacturing machine
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Patent number 4,049,500
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Issue date Sep 20, 1977
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Lawrence J. Kamm
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Manufacturing machine
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Patent number 3,998,316
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Issue date Dec 21, 1976
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Lawrence J. Kamm
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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