Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Treatment
Patent
1997-12-05
1999-01-26
Douglas, Alan P.
Environmental heating and cooling; fluid handling and sanitary e
Fluid handling or treatment equipment
Treatment
2301
Patent
active
D04047974
REFERENCES:
patent: 231066 (1880-08-01), Long
patent: 3698562 (1972-10-01), Farrow et al.
patent: 4609465 (1986-09-01), Miller
patent: 5632891 (1997-05-01), Krasicky
patent: 5728298 (1998-03-01), Hamlin
Berger Robert L.
Bradshaw Randolph
Dumitrescu Nicholae
Jameson William M.
Laskey James R.
Bayer Corporation
Douglas Alan P.
Klawitter Andrew L.
Taylor Robin V.
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