Levered Window Hardware

A quick learner from Spokane, WA says:
September 1, 2014
Caradco
Truth
US Patents
2,775,446
2,824,735
2,977,810
Patented in Canada
1959 1961
User submitted a photo of window hardware.
Profile picture of Tom
Tom from SWISCO responded:
September 2, 2014
If I were you, I would start out by looking at our 39-069. Carefully compare it to your own hardware to see if it's a match.
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