InventHelp Inventor Develops Improved Heavy Punching Bag (LJD-407)

PITTSBURGH, Dec. 11, 2024 /PRNewswire/ — “I wanted to create an improved heavy punching bag to help a fighter develop more accurate punches, kicks, and strikes,” said an inventor, from Corona, N.Y., “so I invented the JERMINATOR. My design would also offer a safer alternative to sparring…