B - Operations – Transporting – 44 – D
Patent
B - Operations, Transporting
44
D
101/44, 269/5
B44D 3/18 (2006.01)
Patent
CA 1041129
ABSTRACT OF THE DISCLOSURE A rigid non-expandable frame for holding an artist's canvas or the like, has permanently coupled thereto a plurality of independently operable clamps. The clamps have guides adapted to slide along the frame and include adjustable jaws for grasping the canvas. Each clamp includes a manually operable member with one end positioned against the frame for moving the clamp inward of the frame to selectively permit localized stretching and contraction of the canvas.
260218
Cano Joseph
de Lama Alberto A.
Cano Joseph
de Lama Alberto A.
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