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Expired
Application number
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Alfred Wilks Drayson
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Individual
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Individual
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Publication of GB189814340ApublicationCriticalpatent/GB189814340A/en
14,340. Drayson, A. W. June 29. Envelopes. - The blank is shaped so that when folded the envelope has a projecting part b at one side. The envelope is opened by tearing along the row of perforations c. The closing-flap is left ungummed, and a layer of gum g is placed on the body of the envelope.
GB189814340D1898-06-291898-06-29Improvements in Envelopes.
ExpiredGB189814340A
(en)