New prime operator

A quick learner from USA says:

I was having problem with online submission . Please help.
the only markings are NUPRIME and the u.s. pat# 4.241.541 / 1982 and can. Pat#350.432
This is for the right piece of a 3 glass casement window. It opens on the left towards outside right.

User submitted photos of a window operator.
Profile picture of Tom
Tom from SWISCO responded:
Good morning. I would start by looking at our 39-031 and 39-032. Could either of these work for you? Let me know what you think.
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