Filter

Details Filter Filter

1977-04-18

1978-07-11

Largen, James R.

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Element or attachment, not elsewhere specified

D2301

Patent

active

D02484854

REFERENCES:
patent: D195296 (1963-05-01), Willinger
patent: 2704544 (1955-03-01), Ryan
patent: 2879784 (1959-03-01), Cutter
patent: 3002870 (1961-10-01), Belgrade et al.
patent: 3003500 (1961-10-01), Barton et al.
patent: 3772857 (1973-11-01), Jackson et al.
patent: 3815744 (1974-06-01), Vanderpoel
patent: 4018687 (1977-04-01), Zahour
patent: 4062781 (1977-12-01), Strauss et al.

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