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Claims (1)
The ornamental design for a ladder as shown and described.
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Photo from https://www.backcountry.com/black-diamond-alpine-aiders?CMP_SKU=BLD0205&MER=0406&skid=BLD0205-ONCO-SP4143AL&mr:trackingCode=D%E2%80%A6, last accessed on Apr. 20, 2022.
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