Fishing – trapping – and vermin destroying
Patent
1989-11-15
1991-06-25
Chaudhuri, Olik
Fishing, trapping, and vermin destroying
437212, 437217, 437250, 437949, H01L 2146
Patent
active
050266683
ABSTRACT:
An apparatus for producing a semiconductor device includes a dust-proof cover which covers a dust-generating portion in the apparatus such as a mold for effecting resin-molding of the semiconductor device composed of a lead frame and semiconductor chips wire- and die-bonded thereto, and a dust collecting device for collecting dust which is suspended by the air inside the dust-proof cover.
REFERENCES:
patent: 3469560 (1969-09-01), Bukkila et al.
patent: 4534921 (1985-08-01), Fierkens et al.
patent: 4577918 (1986-03-01), Kasdagly
patent: 4632653 (1986-12-01), Plocher
patent: 4642208 (1987-02-01), Masaru
patent: 4660464 (1987-04-01), Tanaka
patent: 4741787 (1988-05-01), Shimizu et al.
patent: 4890780 (1990-02-01), Mimata et al.
patent: 4934920 (1990-06-01), Yamauchi et al.
Kidera Toru
Mieda Hiroki
Morita Yutaka
Sakamoto Kenitiro
Tanaka Minoru
Chaudhuri Olik
Griffis Andrew
Mitsubishi Denki & Kabushiki Kaisha
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