CPC A43D21/16
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CPC A43D21/16 is a technology classification of patents for those about certain "lasting machines" used in making footwear.[1][2]
Tech classification tree:
- Pulling-over or lasting
- CPC A43D21/00 Lasting machines
- CPC A43D21/16 with lasting pincers and toe- or heel-embracing wipers
- CPC A43D21/163 with heel-embracing wipers
- CPC A43D21/166 . .
- CPC A43D21/16 with lasting pincers and toe- or heel-embracing wipers
References
- ↑ CPC A43D21/16 element at Espacenet web site
- ↑ CPC A43D21/16 element listed at USPTO
This wiki has 1 patents in category "CPC A43D21/16".
Patents in category CPC A43D21/16
- Patent FR-1917-487084 (English title: Shoe-making machines, Filing date: 1917-10-08, Applicant firm: Reece Shoe Machinery)
| Enclosing categories | CPC A43D, CPC A43D21/00 |
|---|---|
| Subcategories | |
| Keywords | cloth |
| Start year | |
| End year |
