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Class Information
Number:
116/DIG.12
Name:
Signals and indicators
> Door knockers
Description:
Patents under this class:
Patent Number
Title Of Patent
Date Issued
7578255
Combination door knocker, peep hole, and decoration hanger
Aug. 25, 2009
4108104
One piece plastic molded structural unit and door knocker constructed therefrom
Aug. 22, 1978
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