Supplement to American national standard safety code for elevators, dumbwaiters, escalators and moving walks
An edition of Supplement to American national standard safety code for elevators, dumbwaiters, escalators and moving walks (1979)
By American National Standards Institute. Standards Committee A17 on a Safety Code for Elevators.
Publish Date
1979
Publisher
American Society of Mechanical Engineers]
Language
eng
Pages
-
Description:
subjects: Elevators, Escalators, Standards
Places: United States