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Expired
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Leonidas Norzagaray
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Individual
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Individual
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Publication of GB190728283ApublicationCriticalpatent/GB190728283A/en
28,283. Norzagaray, L. Dec. 23. Horticultural knives.-The adjustable knives or cutters e of an implement for tapping india-rubber trees slide in guides d on the extensions c of the head b, and are secured by screws f. The cutter e is formed so as to remove a long strip of bark, preferably rectangular in shape, and the guides d form stops to regulate the depth of the cut. A knife or scraper g is provided for removing the outer skin or dirt from the bark. One extension and cutter only may be provided on the head, and when two cutters are used they are fixed so as to cut to different depths.
GB190728283D1907-12-231907-12-23An Improved Apparatus for Tapping or Incising Rubber Trees.
ExpiredGB190728283A
(en)