Malcolm Curtis

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British Columbia, CA

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Patents Grantslast 30 patents

Information Patent Grant
Applicator for an arc-shaped composition stick
- Patent number 6,854,908
- Issue date Feb 15, 2005
- Kelsan Technologies Corp.
- Ron C. Y. Hui
- B61 - RAILWAYS

Patents Applicationslast 30 patents

Information Patent Application
Applicator for an arc-shaped composition stick
- Publication number 20040179887
- Publication date Sep 16, 2004
- Ron C.Y. Hui
- B61 - RAILWAYS