David R. Worsley

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Hampshire, GB

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Patents Grantslast 30 patents

Information Patent Grant
Monitoring sheet length
- Patent number 4,939,676
- Issue date Jul 3, 1990
- De La Rue Systems Ltd.
- David R. Worsley
- G07 - CHECKING-DEVICES
Information Patent Grant
Monitoring sheet length
- Patent number 4,849,915
- Issue date Jul 18, 1989
- De La Rue Systems, Ltd.
- David R. Worsley
- G07 - CHECKING-DEVICES