Room humidifier

Details Room humidifier Room humidifier

1978-03-30

1980-07-15

Largen, James R.

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Element or attachment, not elsewhere specified

98105, 98109, D2304

Patent

active

D02559277

REFERENCES:
patent: D190775 (1961-06-01), Nesbitt
patent: D225529 (1972-12-01), De Marco
patent: D234597 (1975-03-01), Diachuk
patent: 2494640 (1950-01-01), Abbott
patent: 2779173 (1957-01-01), Wuntz
patent: 3227064 (1966-01-01), Spangle
patent: 3419217 (1968-12-01), White et al.
patent: 3757494 (1973-09-01), Keuis

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