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Priority to NL7210668ApriorityCriticalpatent/NL7210668A/xx
Publication of NL7210668ApublicationCriticalpatent/NL7210668A/xx
F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
F21V21/36—Hoisting or lowering devices, e.g. for maintenance
F21V21/38—Hoisting or lowering devices, e.g. for maintenance with a cable