Donald R Humphreys

Inventor

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Work History

Patent OwnerApplications FiledYear
Canadian Skate Contours, Ltd.
1
1978

Inventor Addresses

AddressDuration
Marblehead, MAJan 08, 80 - Jan 08, 80

Technology Profile

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Patents / Publication

Patents / Publication #Year of Publication / IssuedTitleCitations
D2538921980Rivet setter7

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