Sprinkler

Details Sprinkler Sprinkler

1997-10-27

1998-09-29

Douglas, Alan P.

Environmental heating and cooling; fluid handling and sanitary e

Fluid handling or treatment equipment

Dispersal

2301

Patent

active

D03989526

REFERENCES:
patent: D281996 (1985-12-01), Hayes
patent: D351214 (1994-10-01), Clivio
patent: D387127 (1997-12-01), Guo et al.
patent: 4457471 (1984-07-01), Roman
patent: 4568023 (1986-02-01), Hayes
patent: 5033678 (1991-07-01), Borghese et al.
Nelson catalog; #1025 Rainshower non-puddling sprinkler; p. 15, 1995.

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