E - Fixed Constructions – 02 – D
Patent
E - Fixed Constructions
02
D
135/17
E02D 29/14 (2006.01) E02D 29/12 (2006.01)
Patent
CA 1127496
MANHOLE CEILING TENT ABSTRACT OF THE DISCLOSURE A manhole tent including a substantially planar sheet-like portion for placement in contiguous relationship to the ceiling of a manhole, an opening in the sheet-like portion, a chimney attached to the sheet-like portion and leading to the opening for permitting ingress and egress of personnel into a manhole, and grommets in the edges of the sheet-like portion for receiving ties for securing the manhole tent in position.
354305
Danner Donald J.
Smart & Biggar
LandOfFree
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