InventHelp Inventor Develops Portable Strength Training Equipment (CHK-2250)

PITTSBURGH, Nov. 7, 2025 /PRNewswire/ -- "I wanted to create a portable way to perform various types of pull-ups or dip-type exercises anywhere," said an inventor, from Madison, Wisc., "so I invented the CALISTHENICS TOWER. My design enables you to effectively isolate and target the...

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