Richard R. D. Holt

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Burley-in-Wharfedale, West Yorkshire, GB

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Patents Grantslast 30 patents

Information Patent Grant
Dyeing method
- Patent number 4,323,361
- Issue date Apr 6, 1982
- John F. Graham
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...