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Patents > Patent agent : Baldwin, Davidson, & Wight or Dupont et Elluin & Number of claims: 2-3

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CPC B64B1/00 (3) · CPC B64C2700/6235 (2) · CPC B64C11/14 (2) · CPC B64C17/00 (2) · CPC F42C15/295 (2) · CPC B64C3/00 (2) · CPC B64D1/04 (2)
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