Diaphragm valve

Details Diaphragm valve Diaphragm valve

1980-04-02

1983-02-22

Largen, James R.

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Element or attachment, not elsewhere specified

D2301

Patent

active

D02680491

REFERENCES:
patent: 2302930 (1942-11-01), Anderson
patent: 2615471 (1952-10-01), McFarland, Jr.
patent: 2710629 (1955-06-01), Price
patent: 2947325 (1960-08-01), McFarland, Jr.
patent: 3020020 (1962-02-01), Boteler
patent: 3130954 (1964-04-01), McFarland, Jr.
patent: 3154286 (1964-10-01), McFarland, Jr.
patent: 3181990 (1965-05-01), Reiling
patent: 3310281 (1967-03-01), Boteler
patent: 3502300 (1970-03-01), Harris

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