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Edward J. Martin
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Norwood, MA, US
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last 30 patents
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Patent Grant
Fire extinguisher
Patent number
D296939
Issue date
Jul 26, 1988
Joseph M. Minkevitch
D29 - Equipment for safety, protection, and rescue
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Patent Grant
Powder dispenser
Patent number
4,723,691
Issue date
Feb 9, 1988
Joseph M. Minkevitch
A62 - LIFE-SAVING FIRE-FIGHTING
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Patent Grant
Axial compression powder dispenser
Patent number
4,044,836
Issue date
Aug 30, 1977
Edward J. Martin
A62 - LIFE-SAVING FIRE-FIGHTING