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Firefighting training simulator
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Patent number 5,846,085
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Issue date Dec 8, 1998
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Flameco, Inc.
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Frank A. Witt
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Firefighter training simulator
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Patent number 5,660,549
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Issue date Aug 26, 1997
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Flameco, Inc.
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Frank A. Witt
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Night vision goggle simulator
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Patent number 5,413,483
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Issue date May 9, 1995
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Instrument Flight Research, Inc.
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Frank A. Witt
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Flight training glasses
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Patent number 4,482,326
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Issue date Nov 13, 1984
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Instrument Flight Research Inc.
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Frank Witt
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Laser protection goggles
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Patent number 4,462,661
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Issue date Jul 31, 1984
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Instrument Flight Research
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Frank Witt
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE