Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1983-12-09
1987-02-10
Burke, Wallace R.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
Patent
active
D02882299
REFERENCES:
patent: D229411 (1973-11-01), Luckenbill et al.
patent: 3162470 (1964-12-01), Davidson et al.
patent: 4063760 (1977-12-01), Moreiras
patent: 4543993 (1985-10-01), Calvin et al.
Hansen-"Two-Way Shutoff Coupling" Design News, 2/16/1959, p. 123.
Hansen Catalogue-"Push-Tite Quick Connective Coupling" 1958, p. 6.
Schraeder Catalogue-"Quick-Acting Coupler Check Unit-Female" 1958, p. 10.
Beal Glenn I.
Hauger Harry L.
Leer Rick
Burke Wallace R.
Gilmour Manufacturing Co.
Vinson Brian N.
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