Please, I'm looking the C-9400-1B (window opener).
See pictures attached.
US PAT NO 5,623,784
Tom from SWISCO responded:
August 5, 2013
Thanks for posting. Check out our 39-332 for a possible replacement. Does this look good to you? You may also want to see our 39-331. Carefully compare these to your hardware and see what you think.