- All sections
- B - Performing operationstransporting
- B66B - Elevatorsescalators or moving walkways
- B66B 13/00 - Doors, gates, or other apparatus controlling access to, or exit from, cages or lift-well landings
Patent holdings for IPC class B66B 13/00
Total number of patents in this class: 34
10-year publication summary
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1
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7
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5
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5
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0
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5
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3
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2
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2
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3
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