1
Lowell T Wilson, Herbert A Plassmann: Portable basketball set. The Ohio Art Company, Hugh Adam Kirk, March 20, 1979: US04145044 (89 worldwide citation)

A preschool knock-down portable indoor basketball set comprising a sponge-rubber ball and a weighted vertically adjustable stand for a basket with a removable bounce-board.The weighted base of the stand has an annular socket for one end of a pair of telescopic tubes, adjustable in length by a pin th ...


2
Plassmann Herbert A, Wilson Lowell T: Jeu de basketball a elements demontables, Portable basketball set. Ohio Art Company, July 8, 1980: CA1081274

ABSTRACT OF THE DISCLOSURE A preschool knock-down portable indoor basketball set comprising a sponge-rubber ball and a weighted vertically adjustable stand for a basket with a removable bounce-board. The weighted base of the stand has an annular socket for one end of a pair of telescopic tubes, adju ...



Click the thumbnails below to visualize the patent trend.