Air ionizer

Details Air ionizer Air ionizer

1980-03-06

1982-08-24

Largen, James R.

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Element or attachment, not elsewhere specified

D2304

Patent

active

D02659247

REFERENCES:
patent: D89900 (1933-05-01), Lippert
patent: D216794 (1970-03-01), Patrick
patent: D239163 (1976-03-01), Dearling
patent: D256274 (1980-08-01), Ilmasti
patent: 1752291 (1930-04-01), Barbiers
patent: 1765299 (1930-06-01), Crossmono
patent: 1768891 (1930-07-01), Davis et al.
patent: 1990338 (1935-02-01), Lippert
patent: 2471949 (1949-05-01), Gilowitz
patent: 2989632 (1961-06-01), Olson et al.
patent: 3123303 (1964-03-01), Dearling

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