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Class 292/337 - BOLT CASINGS


Subclass of Class 292 - Closure fasteners
Definition: Devices comprising casing structures within which the bolts
No. of patents: 321
Last issue date: 11/29/2011


                9  
NumberTitleIssue Date
3937504Push and pull door latch
The main housing is an exact size for insertion in the conventional door, is adjustable for door thickness and allows conventional hole cutting and preparation. This housing is cylindrical, and has two sides with working parts built in one side, each side...
02/10/1976
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