Assignee

VERMICULITE PERLITE SA

1 granted patent·3 citations·filing 1974–1974

Technology mixB29C1 B29K1 E04H1 Y10T1

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0117US3950197AMethod for making a substantially planar structure constituted by jointed building elementsVERMICULITE PERLITE SA·Filed 1974·Granted Apr 13, 1976·3 cites·9 claims

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