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John Switzer Owens
Gerald Otley Case
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Publication of GB190803451ApublicationCriticalpatent/GB190803451A/en
3451. Owens, J. S., and Case, G. O. Feb. 15. [Patent of Addition to No. 6040, A.D. 1905.] Breakwaters; groins and the like, beach. - The piles or columns used in the groins described in Specification No. 6040, A.D. 1905, instead of being made with grooves to accommodate the slabs, are formed in two separate parts a, Fig. 2, held together by bolts d. The slabs b are slid in position and the remaining space is filled in with concrete or cement mortar.
GB190803451D1905-03-221908-02-15An Improved Method of Constructing Groynes, Breakwaters and the like
ExpiredGB190803451A
(en)
Improvements in and relating to the Construction of Hollow Building Blocks, Bricks, Stones, Walls, Floors, Ceilings and Beams, and to the Fixing of Dowels and the like therein