Standard Guide for Using Whistle Signals During Rope Rescue Operations
STANDARD published on 10.2.1997
Designation standards: ASTM F1768-97
Note: WITHDRAWN
Publication date standards: 10.2.1997
The number of pages: 1
Approximate weight : 3 g (0.01 lbs)
Country: American technical standard
Category: Technical standards ASTM
Keywords:
signals, whistles