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Invention Grant
US1856475A Metal impregnated fiber article and process of making same 失效
金属浸渍纤维制品及其制造方法

  • Patent Title: Metal impregnated fiber article and process of making same
  • Patent Title (中): 金属浸渍纤维制品及其制造方法
  • Application No.: US52319931
    Application Date: 1931-03-16
  • Publication No.: US1856475A
    Publication Date: 1932-05-03
  • Inventor: FROST MEYRL M
  • Applicant: DUROWOOD IND INC
  • Assignee: Durowood Ind Inc
  • Current Assignee: Durowood Ind Inc
  • Priority: US52319931 1931-03-16
  • Main IPC: D21J1/08
  • IPC: D21J1/08
Metal impregnated fiber article and process of making same
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