Drilldown: Patents

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Patents > Year filed: 1870 - 1879 & Supplementary to patent: None & Number of text pages: 2

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CPCs:
None (2) · CPC B64B1/58 (2) · CPC F42B10/30 (2) · CPC F03D11/00 (2) · CPC B64C39/005 (2) · CPC B64C27/54 (2) · CPC B64C33/02 (2) · CPC B64B1/40 (2) · CPC B64B1/00 (2)
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Showing below up to 35 results in range #1 to #35.

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