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Tunnel Technologies's Files
Oldroyd products at Faroe Islands tunnel
from KraussMaffei' press information https://press.kraussmaffei.com/en/news/from-the-sea-into-the-tunnel-kraussmaffei-customer-oldroyd-uses-100-sea-plastics-for-its-products
Korea ADD Tunnel Robot
By Ji-Yu DokoKorea ADD (Agency for Defence Development) Tunnel Robot photo copyright ADD
Patent doc: Method And Apparatus For Tunneling By Melting
By Tim AltmanUS Patent from 1972: Method And Apparatus For Tunneling By Melting
cover tunnel photo by: Matt Brown from London, England / CC BY
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