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John A. Scavnicky
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Joppa, MD, US
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Patents Grants
last 30 patents
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Patent Grant
Filter for a respiratory device
Patent number
5,478,377
Issue date
Dec 26, 1995
The United States of America as represented by the Secretary of the Army
John A. Scavnicky
A62 - LIFE-SAVING FIRE-FIGHTING
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Patent Grant
Lightweight protective gas mask and hood
Patent number
H1360
Issue date
Oct 4, 1994
The United States of America, as represented by the Secretary of the Army
Corey M. Grove
128 - Surgery
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Patent Grant
Protective mask for airborne toxic substances
Patent number
4,595,003
Issue date
Jun 17, 1986
The United States of America as represented by the Secretary of the Army
Charles J. Shoemaker
A62 - LIFE-SAVING FIRE-FIGHTING