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Art
J-GLOBAL ID:201602019094489393   Reference number:57A0001464

Intruder Alarm Uses Phase-Sensitive Detector.

トランジスター使用,高感度位相検出器の盗難警報器(赤外線のパルス委調を用いた警報器)
Author (2):
Material:
Volume: 31  Issue:Page: 102-105  Publication year: 1958
JST Material Number: Z0000A  Document type: Unknown
Country of issue: Other (ZZZ) 

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