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Victor in invented Blackprint. In Austria!
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Auguste envented the Colour proof. Was invented in Monaco.
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Lindbergh, Charles invented the overprinted stamp, in Cuba
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Demuyter, Ernest invented the Stamp on balloon flight cover. In Belguim!
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Antoine, Tex invented the meter, in the United States!
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Vilhelm invented the information card. In Norway!
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Krenkel, Ernst invented the Signature on cover, in Russia!
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Camus, Albert invented Trial-color proof, in France.
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Camus, Albert invented Die Proof, in Congo (People's Republic).
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Wegener, Alfred invented the red rubber-stamp, In West Germany!
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Richard founded the $50 siver coin, In the Cook Islands!
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Sagan, Carl invented the phonecard.In Japan!
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Schonland, Sir Basil invented the stamp on maxicard, in South Africa.
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Crutzen, Paul J. invented the cover, in Ross Dependency.
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Schmidt, Otto Yulievich invented,, Upper and Lower stamps on back of envolope. In Russia
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Lambert, M. invented Name in stamp on cover. In French Southern and Antarctic Territories
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Victor, Paul-Émile invented the booklet cover. In French Southern and Antarctic Territories
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Fedorov, Yevgeney K. invented the printed stamp on covers, In Russia!
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Tao, Wu invented Address on postal card, in China
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Sartre, Jean-Paul invented the letter stamps for A, B, D, and E only. In Guinea Republic