ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,422,213, issued on Sept. 23, was assigned to POE LANG ENTERPRISE Co. LTD. (Taichung, Taiwan).
"Arrow magazine replacing device" was invented by Chi-Chang Liu (Taichung, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An arrow magazine replacing device disposed on an arrow portion of a bow unit is provided. The arrow magazine replacing device includes: a frame member, mounted on the arrow portion of the bow unit, the frame member includes a mounting part being hollow on one side toward the other side; and an arrow magazine unit, detachably assembled and disassembled in the mounting part. In which, the arrow magazine unit can be detachably assemble...