Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Treatment
Patent
1987-04-06
1989-10-31
Burke, Wallace R.
Environmental heating and cooling; fluid handling and sanitary e
Fluid handling or treatment equipment
Treatment
Patent
active
D03043630
REFERENCES:
patent: D227886 (1973-07-01), Martinez
patent: D271235 (1983-11-01), Ward
patent: D275312 (1984-08-01), Ohls
patent: D289317 (1987-04-01), Mezey et al.
patent: D296463 (1988-06-01), Padilla
patent: 825907 (1906-07-01), Huber
patent: 3342340 (1967-09-01), Shindell
patent: 4368123 (1983-01-01), Stanley
Popular Mechanics, 7/1981, p. 79, portable electric water filter, bottom middle of page.
Burke Wallace R.
Lichtenstein Lisa
Reliable Metal Stamping Co., Inc.
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