Mark L. Walsh

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Chicago, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Scuba diving instrument console having swivelling compass assembly
- Patent number 5,313,712
- Issue date May 24, 1994
- Dacor Corporation
- Timothy N. Curameng
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Grant
Self-draining snorkel
- Patent number 4,834,084
- Issue date May 30, 1989
- Mark L. Walsh
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT