Humidifier

Details Humidifier Humidifier

1987-10-22

1990-01-16

Lucas, Susan J.

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Air treatment

Patent

active

D03055620

REFERENCES:
patent: D191241 (1961-08-01), Anderson
patent: D211946 (1968-08-01), Flury
patent: 2198890 (1940-04-01), Stilwell
patent: 3110748 (1963-11-01), Myklebust
patent: 3229450 (1966-01-01), Stern
patent: 3873806 (1975-03-01), Schossow
patent: 4028526 (1977-06-01), Schossow
patent: 4399080 (1983-08-01), Swank
patent: 4624806 (1986-07-01), Koszyk
Brochure "DeVilbiss Humidifiers and Vaporizers", published prior to applicant's invention (10/22/87).

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