Improvements in Covering Plates for Roofs and other Surfaces.
Номер патента: GB190815507A
Опубликовано: 01-07-1909
Автор(ы): William Henry Harvey
Принадлежит: Individual
Опубликовано: 01-07-1909
Автор(ы): William Henry Harvey
Принадлежит: Individual
Реферат: 15,507. Harvey, W. H. July 22. Plates.-Metal roofing and like plates are formed with one or two intermediate pleats or folds b, b<2>, Fig. 4, and lower folded edges c, which engage with the pleats and folds of upper and lower plates. The upper edges of the plates are cut and bent to form clips d, by which they are secured to the battens, and at the eaves the folded edges c engage with a longitudinal metal strip fastened to the woodwork. The ridge coverings, Fig. 3, are also formed with an intermediate pleat b and end fold c.
Improvements in or relating to the Saving or Recovery of Tin, Gold and other Ores from Sand or other Ore Bearing Ground.
Номер патента: GB191219346A. Автор: Thomas Hammond Martyn. Владелец: Individual. Дата публикации: 1913-08-25.