Report of Test on Sirens, Types S-3, S-4 Submitted by Clark Cooper Company

Abstract

The sample sirens were set up at this laboratory in suitable test circuits where there performance was carefully observed for compliance with the requirements. An inspection of the sirens to determine compliance with the specifications in the matter of materials, design and workmanship concluded the test.

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Document Details

Document Type
Technical Report
Publication Date
Aug 25, 1938
Accession Number
AD1155981

Entities

People

  • J. R. Coomes
  • W. B. Roberts

Organizations

  • United States Naval Research Laboratory

Tags

DTIC Thesaurus Topics

  • Buildings And Structures
  • Inspection
  • Materials
  • Research Facilities
  • Specifications

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