Sprinkler

Details Sprinkler Sprinkler

1982-12-01

1984-09-04

Largen, James R.

Environmental heating and cooling; fluid handling and sanitary e

Heating or cooling

Element or attachment, not elsewhere specified

239279

Patent

active

D02754169

REFERENCES:
patent: D22491 (1893-05-01), Melavin
patent: D118264 (1939-12-01), Kent
patent: 1380464 (1921-06-01), Brooks
patent: 1780233 (1930-11-01), Jenkins
patent: 1825640 (1931-09-01), Wert
patent: 2484794 (1949-10-01), Reuter
patent: 2557206 (1951-06-01), Spender
patent: 2566781 (1951-09-01), Tetzlaff
patent: 2607625 (1952-08-01), Salmonese
patent: 2924394 (1960-02-01), Clark
patent: 2973149 (1961-02-01), Kacherigis
Hardware Age, Apr. 10, 1947, p. 77, "Model No. 30" item.
House & Garden, Jun. 1960, p. 21, Models "K" and K20.

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