CPC Y10S220/19
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CPC Y10S220/19[1][2] This wiki has 1 patents in category "CPC Y10S220/19".
Patents in category CPC Y10S220/19
- Patent US-1920-1336030 (English title: Cord-packing, Inventors: John Rudolph Gammeter, Filing date: 1918-11-02, Applicant firm: B.F. Goodrich company)
References
- ↑ CPC Y10S220/19 element at Espacenet web site
- ↑ CPC Y10S220/19 element listed at USPTO
| Enclosing categories | CPC Y10S, CPC Y10S220/00 |
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