Practice for Selection of Gravity Sewers Suitable for Installation of Optical Fiber Cable and Conduits

2021 ◽  
Author(s):  
1982 ◽  
Vol 21 (5) ◽  
pp. 815 ◽  
Author(s):  
Nobuya Kojima ◽  
Tetsuro Yabuta ◽  
Yukiyasu Negishi ◽  
Kazuo Iwabuchi ◽  
Osamu Kawata ◽  
...  

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