Test of Annunciator Manufactured by Portsmouth Navy Yard
Abstract
The object of this test was to determine the suitability of the four (4) drop annunciator, references (d), (e), (f), and (g), for the Naval Service, and its conformance with specifications, reference (b).
Document Details
- Document Type
- Technical Report
- Publication Date
- Mar 11, 1936
- Accession Number
- AD1150381
Entities
People
- W. B. Roberts
Organizations
- United States Naval Research Laboratory