Shoe brush

Design

USD389318S Shoe brush 失效

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Patent Title: Shoe brush
Application No.: US65511

Application Date: 1997-01-27
Publication No.: USD389318S

Publication Date: 1998-01-20
Designer: Charles T. Williams
Applicant: Charles T. Williams

Shoe brush

Public/Granted literature

US5287486A DMA controller using a programmable timer, a transfer counter and an or logic gate to control data transfer interrupts Public/Granted day:1994-02-15

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