A Method For Construction Of Underground With At Least One Underground Level Avove It

Scientific paper ID 34 : 2004/2

A Method For Construction Of Underground With At Least One Underground Level Avove It

Alexander Traikov

The patent for invention claims regarding a method for construction of

underground with at least one underground level above it are described.

метрополитен метод патентUndergroundmethodpatentAlexander Traikov

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