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Expired
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Herbert Randolph Doel
William Robert Prentice
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Individual
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Individual
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Publication of GB191025058ApublicationCriticalpatent/GB191025058A/en
E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
E04F11/00—Stairways, ramps, or like structures; Balustrades; Handrails
E04F11/02—Stairways; Layouts thereof
E04F11/104—Treads
E04F11/16—Surfaces thereof; Protecting means for edges or corners thereof
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Engineering & Computer Science
(AREA)
Architecture
(AREA)
Civil Engineering
(AREA)
Structural Engineering
(AREA)
Handcart
(AREA)
Footwear And Its Accessory, Manufacturing Method And Apparatuses
(AREA)
Steps, Ramps, And Handrails
(AREA)
Abstract
25,058. Doel, H. R., and Prentice, W. R. Oct. 28. Fittings, external-Non-slipping studs care secured in sockets b by means of conical points f; the inner face of the rim b may be corrugated or screwed, and a gap i is provided in the rim to facilitate the removal of the worn studs. The sockets are secured in place by prongs or screws g and may be arranged on a strip or sheet of material.
GB191025058D1910-10-281910-10-28Improvements in Treads for Stairs, Steps, and the like.
ExpiredGB191025058A
(en)