CA

Province of British Columbia


USPTO Granted Patents = 1

Forward Citations = 53

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2 inventors (with patents filed for the assignee):

goldMedal Alexander E Birkbeck (1 out of 2 patents)

silverMedal Cecil Craig Walden (1 out of 1 patent)


1 patent:

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USPTO Data Jan 1 1976 - Dec 9 2025

1 Patents

#1,307 in

#9,177 in Canada

...
CA
Forward Citations = 53

2 inventors:

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