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Patents > Citations from after 1930: None & Number of claims: 9 & Number of figures: 8-17

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Inventors:
None (2) · Ignaz Etrich (2) · Franz Xaver Wels (2) · Charles Arthur Wragg (2)
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None (5) · Ignaz Etrich (2) · Franz Xaver Wels (2) · Charles Arthur Wragg (2)
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None (6) · CPC B64C13/00 (4) · CPC B64C17/00 (4) · CPC B64C23/005 (3) · CPC B64C17/06 (3) · CPC B64C39/00 (3) · CPC B64C2700/6256 (2) · CPC B64C35/00 (2) · CPC B64C33/02 (2) · CPC B64D17/00 (2) · CPC B64C2700/6216 (2) · CPC B64C2700/6218 (2)
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