CPC B64D25/00
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Emergency apparatus or devices not elsewhere classified
| Enclosing categories | CPC B64D |
|---|---|
| Subcategories | CPC B64D25/02, CPC B64D25/08 |
| Keywords | Frame, Military |
| Start year | |
| End year |
- Patents in category CPC B64D25/00
- Patent FR-1913-457105.19531 (Applicant person: Robert Esnault-Pelterie, Filing date: 1913-04-24)
