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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0948561 (1978-10-04) |
우선권정보 | SE-0011266 (1977-10-07) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 17 인용 특허 : 1 |
An arrangement at crossings between a road and a railway. Between the rails and the respective edges of the road structure and between the rails are arranged first and second slabs level at their top surfaces with the top surfaces of the rails and the top surfaces of the road structure. Elongated su
Arrangement at a crossing between a road and a railway, where the road is interrupted at two opposite edges, between which is positioned at least one railroad track, said arrangement comprising a row of sleepers for supporting the rails of the track and arranged substantially perpendicular to the ra
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