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Timed oxygen breathing apparatus trainer
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Patent number 4,944,293
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Issue date Jul 31, 1990
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The United States of America as represented by the Secretary of the Navy
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Edmund Swiatosz
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A62 - LIFE-SAVING FIRE-FIGHTING
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Recoil simulator for weapons
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Patent number H186
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Issue date Jan 6, 1987
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The United States of America as represented by the Secretary of the Navy
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Albert H. Marshall
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434 - Education and demonstration
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Portable smoke generator
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Patent number 4,547,656
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Issue date Oct 15, 1985
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The United States of America as represented by the Secretary of the Navy
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Edmund Swiatosz
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F41 - WEAPONS
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Simulated oxygen breathing apparatus
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Patent number 4,539,986
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Issue date Sep 10, 1985
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The United States of America as represented by the Secretary of the Navy
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Edmund Swiatosz
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Articulated light guide
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Patent number 4,411,627
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Issue date Oct 25, 1983
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The United States of America as represented by the Secretary of the Navy
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Denis R. Breglia
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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-
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Simulated oxygen breathing apparatus
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Patent number 4,265,238
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Issue date May 5, 1981
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The United States of America as represented by the Secretary of the Navy
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Edmund Swiatosz
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A62 - LIFE-SAVING FIRE-FIGHTING
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