Delmar Hardware Toronto...window casement operator

A quick learner from Trenton, New Jersey says:
Hi: I need a replacement for a Delmar Hardware Toronto window casement operator.

Only numbers I can find are: US patent 4980947 and CAN Patent 2012722.

Thank You
User submitted photos of a window operator.
Profile picture of Dave Sr.
Dave Sr. from SWISCO responded:
Hey thanks for posting. You might want to check out our 39-317 and see if this could be a possible replacement. Let me know what you think.
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