Reference number
Ïã¸ÛÁùºÏ²Ê¿ª½± 12858-1:1999
Ïã¸ÛÁùºÏ²Ê¿ª½± 12858-1:1999
Optics and optical instruments — Ancillary devices for geodetic instruments — Part 1: Invar levelling staffs
Edition 1
1999-04
Withdrawn
Ïã¸ÛÁùºÏ²Ê¿ª½± 12858-1:1999
2038
Withdrawn (Edition 1, 1999)

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