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Expired
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Alfred Julius Boult
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Individual
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Individual
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Publication of GB189811666ApublicationCriticalpatent/GB189811666A/en
11,666. Boult, A. J., [Kuhne, G.]. May 23. Envelopes; letter-sheets.-The letter-sheet is provided with a wedge-shaped portion which projects through an opening in the envelope, so that, by pulling it, the envelope is cut through. Fig. 1 shows an envelope with the letter-sheet enclosed. Fig. 2 shows the letter-sheet extended. Modifications in the form of letter-sheet are described.
GB189811666D1898-05-231898-05-23Improvements in Letter-sheets and the like.
ExpiredGB189811666A
(en)