Donald Cruickshank

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Saskatoon, Saskatchewan, CA

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Patents Grantslast 30 patents

Information Patent Grant
Computer telecommunications signalling interface
- Patent number 5,343,516
- Issue date Aug 30, 1994
- Digital Systems Group, Inc.
- David Callele
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Telephone interface for a computer for receiving and transmitting i...
- Patent number 5,117,452
- Issue date May 26, 1992
- David Callele
- H04 - ELECTRIC COMMUNICATION TECHNIQUE