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US534651.pdf (file size: 86 KB, MIME type: application/pdf)

Patent No. 534.651. “Rocket-Holder"; granted to Henry Knicker, of Cincinnati, Ohio.

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current22:43, 1 April 2020 (86 KB)RobertG (Talk | contribs) (Patent No. 534.651. “Rocket-Holder"; granted to Henry Knicker, of Cincinnati, Ohio.)

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