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Inventor
LEESER CHRISTIAN
DE
2 patents
Patents
2 patents
US10294708B2
May 21, 2019
Servicing and monitoring system for monitoring a door member
FRABA BV
6 citations
65
US12000736B2
Jun 4, 2024
Maintenance system and method for maintaining a gate device
FRABA BV
2 citations
63