"FOR GENERAL ALARM SYSTEMMAKER:SHENGFA ELECTRICAL APPLIANCE&INSTRUMENT CO, LTD.SHANGHAIDWG NO.SF-0711213" SIREN WITH TRIANGLE LAMP(WALL MOUNTING) SHENGFA ELECTRICAL APPLIANCE.NA.13
"FOR GENERAL ALARM SYSTEM
MAKER:SHENGFA ELECTRICAL APPLIANCE&INSTRUMENT CO, LTD.SHANGHAI
DWG NO.SF-0711213" SIREN WITH TRIANGLE LAMP(WALL MOUNTING) SHENGFA ELECTRICAL APPLIANCE.NA.13
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