Window guide lock?

A quick learner from Buffalo, N,Y says:
April 4, 2018
There is no name ,#, or marking anywhere in the windows any help would be greatly appreciated .
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Paul from SWISCO responded:
April 5, 2018

Let's have you start with taking a look at our 26-266 and 26-267 tilt latches. Are your measurements the same as ours? If they should be different, let us know how so.
Tilt Latch, Left Hand
Tilt Latch, Left Hand
26-266
$5.70
How to Replace a Window Tilt Latch
How to Replace a Window Tilt Latch
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Anatomy of a tilt window
Anatomy of a tilt window
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Styles of Tilt Window Latches
Styles of Tilt Window Latches
GUIDE
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