GG R 1506 : A
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
ROD, LEVEL. PHILADELPHIA
18-05-1988
English
Describes Philadelphia-type level rods and targets having a separate marking strip. Rods are in two styles.
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