Face mask valve

Details Face mask valve Face mask valve

1993-04-07

1995-04-18

Chin, Kay H.

Medical and laboratory equipment

Equipment for diagnosis, analysis, or treatment

Article for the introduction, removal or collection of fluids

D241105

Patent

active

D03575322

REFERENCES:
patent: D333015 (1993-02-01), Farmer et al.
patent: 2007330 (1935-07-01), Hicks
patent: 2428451 (1947-10-01), Emerson
patent: 2970749 (1961-02-01), Montague
patent: 3037497 (1962-06-01), Roberson
patent: 3046978 (1962-07-01), Lea
patent: 3099985 (1963-08-01), Wilson et al.
patent: 3136312 (1964-06-01), Gattone
patent: 3196866 (1965-07-01), Adams
patent: 3796216 (1974-03-01), Schwrtz
patent: 3882860 (1975-05-01), Frimberger
patent: 4328797 (1982-05-01), Rollins, III et al.
patent: 4498472 (1985-02-01), Tanaka
patent: 4627796 (1986-12-01), Moore
patent: 5217006 (1993-06-01), McCulloch

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