Corrugated valve guard

Details Corrugated valve guard Corrugated valve guard

1988-08-15

1991-08-20

Largen, James R.

Environmental heating and cooling; fluid handling and sanitary e

Fluid handling or treatment equipment

Storage tank

D34 39, D23249, 137382

Patent

active

D03192865

REFERENCES:
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patent: D204822 (1966-05-01), Barker
patent: D239159 (1881-03-01), Gaussen
patent: D270092 (1983-08-01), Lacasse
patent: D273510 (1984-04-01), Mayor
patent: D286433 (1986-10-01), Greco
patent: D290285 (1987-06-01), Goode et al.
patent: D298450 (1988-11-01), Thomas et al.
patent: 2945294 (1960-07-01), Courtot et al.
patent: 3006360 (1961-10-01), Oxenham
patent: 3964508 (1976-06-01), Miller
patent: 4398653 (1983-08-01), Daloisio
patent: 4648521 (1987-03-01), Thomas et al.
patent: 4673087 (1987-06-01), Webb
Sweet's Catalog, Corrugated Sheeting, p. 5.23a, 1981.
Reynold's Metals Company, Roof & Siding Products, p. 7.4/Rey, (2&5), 1981.

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