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Expired
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Albert Maurice Lambert
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Individual
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Individual
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Publication of GB190316301ApublicationCriticalpatent/GB190316301A/en
16,301. Lambert, A. M. July 23. Building - blocks and slabs.-Blocks and slabs for partition walls &c, are made with arched oval-rounded grooves a in the edges to receive grouting or cement, and may be laid diagonally, or so as to break joint and form cement keys of equal strength throughout, as shown in Fig. 3. The grooves may be serrated or roughened to key with the cement.
GB190316301D1903-07-231903-07-23Building Blocks or Slabs.
ExpiredGB190316301A
(en)