B66B 1/04

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Patent/Pub #TitleFiling DateIssue/Publication DatePatent Owner
2023/0052,952 ELEVATOR COMPENSATION ASSEMBLY MONITOROct 28, 22Feb 16, 23Not available
2020/0262,677 SYSTEMS AND METHODS FOR CONTROLLING WORKING FLUID IN HYDRAULIC ELEVATORSFeb 18, 19Aug 20, 20THYSSENKRUPP ELEVATOR CORPORATION; THYSSENKRUPP AG;
2019/0177,127 AUTOMATIC ROPE TENSION EQUALIZER SYSTEM AND METHODDec 08, 17Jun 13, 19Not available