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About This Item

 

Full Description

Specifies details of oval, flat and triangular section scale rules (including drafting machine scale rules) for use in general and specific fields of engineering, surveying and architecture. Tables also give the preferred scale ratio combinations.
 

Document History

  1. AS 1212-1981

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    Scale rules

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  2. AS 1212-1972


    Scale rules (metric units)

    • Historical Version
 

Amendments, rulings, supplements, and errata

  1. AS 1212-1981 AMDT 1

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    Scale rules