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Sponge rubber process
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Apparatus for molding sponge rubber
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Sponge rubber article and method of making the same
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Process of sponge rubber manufacture
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Method of making corrugated sponge rubber
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Method of treating rubber
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Sponge rubber product
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Method of making soft sponge
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Sponge rubber body of different densities
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Process of making sponge rubber
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Method for making sponge rubber
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Method of treating rubber
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Method of treating pigments
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Method of securing adhesion of rubber to metal
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Process of manufacturing sponge rubber
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Improvements in method of securing more uniform procedure in the heat treatment of rubber articles and the like
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Improvements in method of correcting for heat loss due to condensation in treating rubber articles
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Method of and apparatus for curing molded-rubber articles
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CA353827A
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Sponge rubber
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CA381722A
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Sponge rubber
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