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Class Information
Number: 366/139
Name: Agitating > In vacuum chamber
Description: Apparatus and corresponding methods including means for producing a partial vacuum in the mixing chamber during agitation.

Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
3969314 Production of plastic-filler mixtures Jul. 13, 1976
3964528 Catalyst changing system Jun. 22, 1976
3946996 Mixing and granulating apparatus Mar. 30, 1976
3944118 Thermoplastic resin pellet ratio loader Mar. 16, 1976
3944188 Concentrating vortex shaker Mar. 16, 1976

1 2 3 4 5 6 7

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