OPEN ALARM AND OPEN DETECTOR
PROBLEM TO BE SOLVED: To give information for illegal action at the time when a power supply for game facilities is cut off. SOLUTION: A capacitor C1 is charged even when the power supply for a game machine installation island 20 is cut off. When a front frame 27 is opened by anyone, an opening dete...
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Main Author | |
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Format | Patent |
Language | English |
Published |
11.12.2001
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Edition | 7 |
Subjects | |
Online Access | Get full text |
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