Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
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Friedrich Hoeniger
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Individual
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Individual
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Publication of GB189914602ApublicationCriticalpatent/GB189914602A/en
14,602. Hoeniger, F. July 15. Slabs for roofs, walls, &c. Corrugated plates or slabs are made of cement, concrete, artificial stone, or the like, with or without skeletons of wire netting b embedded in the plastic material.
GB189914602D1899-07-151899-07-15Improvements in Concrete, Cement and similar Plates and Slabs.
ExpiredGB189914602A
(en)
Improvements in or relating to the Manufacture of Steps, Building or Monumental Slabs, and other Articles of Artificial Stone Asphalte, or the like, and Apparatus therefor.