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Two spring switches wired together; part of burglar alarm system

Two spring switches wired together; part of burglar alarm system

Usage conditions apply
Currently not on view
Object Name
Switch , Spring
spring switch
Physical Description
metal, brass (overall material)
composite (overall material)
overall: 2.7 cm x 1 cm x 18.3 cm; 1 1/16 in x 3/8 in x 7 3/16 in
ID Number
catalog number
accession number
Credit Line
from Thomas Neely, Jr.
See more items in
Work and Industry: Electricity
Data Source
National Museum of American History
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