Vacuum breaker valve

Details Vacuum breaker valve Vacuum breaker valve

1988-06-20

1991-09-10

Largen, James R.

Environmental heating and cooling; fluid handling and sanitary e

Fluid handling or treatment equipment

Valve or body therefor

Patent

active

D03198669

REFERENCES:
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patent: 4712575 (1987-12-01), Lair et al.
patent: 4726390 (1988-02-01), Franklin

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