Portable raising and lowering device and equipment therefor

Assignee

• British Columbia Institute Of Technology

Inventors

• Brian Keane (4 patents)
• Thomas Lloyd Bellaire (3 patents)
• Ernie Janzen (7 patents)
• Ryan Kanigan (2 patents)
• Johanne Mattie (3 patents)
• Nancy Joan Paris-Seeley (1 patents)
• Colin D. Wilson (5 patents)

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