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3807919
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Information
Patent Grant
3807919
References
Source
Patent Number
3,807,919
Date Filed
Not available
Date Issued
Tuesday, April 30, 1974
50 years ago
CPC
A21D13/0038 - Co-extruded product
A21C11/163 - Applying co-extrusion, i.e. extruding two or more plastic substances simultaneously
A23P30/25
US Classifications
425 - Plastic article or earthenware shaping or treating: apparatus
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