CH592795A5CH992775ACH992775ACH592795A5CH 592795 A5CH592795 A5CH 592795A5CH 992775 ACH992775 ACH 992775ACH 992775 ACH992775 ACH 992775ACH 592795 A5CH592795 A5CH 592795A5
Authority
CH
Switzerland
Application number
CH992775A
Original Assignee
Vetter Ludwig
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Filing date
Publication date
Application filed by Vetter LudwigfiledCriticalVetter Ludwig
Publication of CH592795A5publicationCriticalpatent/CH592795A5/xx
E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
E04F17/00—Vertical ducts; Channels, e.g. for drainage
E04F17/02—Vertical ducts; Channels, e.g. for drainage for carrying away waste gases, e.g. flue gases; Building elements specially designed therefor, e.g. shaped bricks or sets thereof
E04F17/026—Exterior cladding, e.g. of chimney parts extending above the roof; Rain covers for chimney tops without draught-inducing aspects