Plastic article or earthenware shaping or treating: apparatus – With mechanical means forming or expanding pores
Patent
1987-09-24
1988-07-05
Hart, Charles
Plastic article or earthenware shaping or treating: apparatus
With mechanical means forming or expanding pores
425112, 425117, 4251261, 425127, B28B 158
Patent
active
047551178
ABSTRACT:
The present invention is directed to an apparatus for the production of back-foamed cushions from cover materials and foam, comprising:
REFERENCES:
patent: 3484510 (1969-12-01), Corazza
patent: 3712771 (1973-01-01), White et al.
patent: 4338070 (1982-07-01), Nava
patent: 4360329 (1982-11-01), Hayakeyama
Mollmann Gunter
Onnenberg Volker
Bayer Aktiengesellschaft
Fritsche-Mollmann GmbH & Co.
Gil Joseph C.
Harsh Gene
Hart Charles
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