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Lubricated roofing membrane fastener

  • US 4,519,175 A
  • Filed: 06/15/1983
  • Issued: 05/28/1985
  • Est. Priority Date: 06/15/1983
  • Status: Expired due to Fees
First Claim
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1. A fastener for holding a roofing membrane to a roof without puncturing the roofing membrane comprising:

  • an anchoring disc, said disc including a central hollow inverted, frusto-conical button;

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