A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
A Worker's Access Lid or Cover
A system including: a pit box at least partially defining a subterranean workplace, and a worker's access lid for use in giving access to the subterranean workplace. The lid includes a body and an electronic identifier carried by the body, the electronic identifier being readable by an electronic reader. o 0 cusi o o F-C
A Worker's Access Lid or Cover
A system including: a pit box at least partially defining a subterranean workplace, and a worker's access lid for use in giving access to the subterranean workplace. The lid includes a body and an electronic identifier carried by the body, the electronic identifier being readable by an electronic reader. o 0 cusi o o F-C
A Worker's Access Lid or Cover
HOPKINS CHRIS (author) / ABEYSINGHE CHANAKA MADUSHAN (author)
2024-08-15
Patent
Electronic Resource
English
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