Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Radiator – e.g. – spaced enclosed heat exchangers
Patent
1999-04-13
2000-04-18
Bullock, B. J.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Radiator, e.g., spaced enclosed heat exchangers
D23332, 2303
Patent
active
D04230906
REFERENCES:
patent: D341654 (1993-11-01), Wortham
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patent: 2723338 (1955-11-01), Antoni
patent: 4493974 (1985-01-01), Ganek et al.
1997 promotional sheet for Duracraft Corp.'s Electric Radiator Heater, Model No. CZ-600.
Lakewood Brochure: Oil-Filled Radiator Heater, Model No. 7000/A (1993).
1997 promotional sheet for Duracraft Corp.'s Electric Radiator Heater, Model No. CZ-605.
Bullock B. J.
Honeywell Inc.
Leonard Robert B.
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