Air purifier

Details Air purifier Air purifier

1977-01-14

1978-08-08

Largen, James R.

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Element or attachment, not elsewhere specified

D2304

Patent

active

D02488698

REFERENCES:
patent: D82978 (1931-01-01), Conley
patent: D114682 (1939-05-01), Kenney
patent: D191044 (1961-08-01), Cornell, Jr.
patent: D201932 (1965-08-01), Talge et al.
patent: D227669 (1973-07-01), Mann
patent: D234597 (1975-03-01), Diachuk
patent: 3522935 (1970-08-01), Lewis
patent: 3930818 (1976-01-01), McDougall
patent: 3966442 (1976-06-01), Waters
patent: 3993444 (1976-11-01), Brown
Industrial Equipment News, May 1969, p. 67, "Compressed-Air Dryer", item.

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