Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Treatment
Patent
1988-11-04
1990-07-24
Burke, Wallace R.
Environmental heating and cooling; fluid handling and sanitary e
Fluid handling or treatment equipment
Treatment
Patent
active
D03094871
REFERENCES:
patent: 2436077 (1948-02-01), Robertson
patent: 2566371 (1951-09-01), Quinn
patent: 4477347 (1984-10-01), Sylva
Burke Wallace R.
Margolis Donald W.
Tung M. H.
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