Filter

Details Filter Filter

1998-05-27

1999-05-25

Douglas, Alan P.

Environmental heating and cooling; fluid handling and sanitary e

Fluid handling or treatment equipment

Treatment

2301

Patent

active

D04102746

REFERENCES:
patent: 231066 (1880-08-01), Long
patent: D363760 (1995-10-01), Morem et al.
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

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