Tega Cay, SC, US
Information
Patent Grant
Hall Dielectric Machinery, Inc.
William A. Hall
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Patent Application
HALL DIELECTRIC MACHINERY COMPANY, INC.
William Alfred Hall
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
