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Class Information
Number: 223/20
Name: Apparel apparatus > Hat making > Pouncing and polishing
Description: Devices and methods for smoothing or polishing the nap of a hat by abrading, rubbing, brushing, or the like operation. The use of a sand-papering device or a polishing and coating device is here.










Patents under this class:

Patent Number Title Of Patent Date Issued











 
 
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