Environmental heating and cooling; fluid handling and sanitary e – Fluid handling or treatment equipment – Fitting
Patent
1985-03-20
1988-02-23
Largen, James R.
Environmental heating and cooling; fluid handling and sanitary e
Fluid handling or treatment equipment
Fitting
Patent
active
D02943840
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patent: 3333872 (1967-08-01), Crawford, Sr. et al.
patent: 3433509 (1969-03-01), Jeffery et al.
patent: 3726549 (1973-04-01), Bradley, Jr.
patent: 4092036 (1978-05-01), Sato et al.
patent: 4417754 (1983-11-01), Yamaji et al.
patent: 4647083 (1987-03-01), Hashimoto
Endo Tsuguo
Takatsu Masaaki
Crea Corp.
Kurodite Industry Co.
Largen James R.
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