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Patents > Year granted: 1918 & Inventor country : DE or ES

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None (42) · IPC B64C3/00 (3) · IPC B64B1/22 (2) · IPC B64D1/02 (2) · IPC B64C35/00 (2) · IPC B64C25/04 (2) · IPC B64B1/58 (2) · IPC G08B5/40 (2) · IPC B64B1/00 (2)
CPCs:
None (36) · CPC B64B1/58 (3) · CPC F42B4/28 (2) · CPC B64C3/00 (2) · CPC B64C11/24 (2) · CPC B64B1/60 (2) · CPC B64C35/00 (2) · CPC B64B1/00 (2)
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