Machines not elsewhere specified – Heat treatment – welding or brazing – Solid material melting – e.g. – solder – etc.
Patent
1993-05-10
1995-04-11
Douglas, Alan P.
Machines not elsewhere specified
Heat treatment, welding or brazing
Solid material melting, e.g., solder, etc.
Patent
active
D03572633
REFERENCES:
patent: D210208 (1968-02-01), Frelin
patent: D214564 (1969-07-01), Davis
patent: D243459 (1977-02-01), Bliss
patent: D270838 (1983-10-01), Koturov
patent: D274819 (1984-07-01), Bouman
patent: D274882 (1984-07-01), Rittmann
patent: D274914 (1984-07-01), Bouman
patent: D277636 (1985-02-01), Rittmann
patent: D289995 (1987-05-01), Armiger
patent: 3784778 (1974-01-01), McPherson et al.
patent: 3993858 (1976-11-01), Sciaky
patent: 5212364 (1993-05-01), Chen
Davis Antoine D.
Douglas Alan P.
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