David Price

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Norfolk, EN

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Patents Grantslast 30 patents

Information Patent Grant
Water vapor permeable microporous sheet materials and their method...
- Patent number 4,090,010
- Issue date May 16, 1978
- Porvair Limited
- Eric Albert Warwicker
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...