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Patent No. 757,825. “Rocket Apparatus for Taking Photographs"; granted to Alfred Maul, of Dresden, Germany.
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current | 22:43, 1 April 2020 | (367 KB) | RobertG (Talk | contribs) | (Patent No. 757,825. “Rocket Apparatus for Taking Photographs"; granted to Alfred Maul, of Dresden, Germany.) |
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