Roy Stanley Shadbolt

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Westminister Park, EN

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Patents Grantslast 30 patents

Information Patent Grant
4-Hydroxycoumarin compounds useful as anticoagulant rodenticides
- Patent number 4,035,505
- Issue date Jul 12, 1977
- Ward Blenkinsop and Company Limited
- Malcolm Ronald Hadler
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
4-Hydroxycoumarins
- Patent number 3,957,824
- Issue date May 18, 1976
- Ward Blenkinsop and Company Limited
- Malcolm Ronald Hadler
- C07 - ORGANIC CHEMISTRY