https://patents.google.com/patent/NZ234078A/en
NZ234078A - Sanitary fixture constructed from outer and inner shells and a cradle support - Google...
PCT No. PCT/CA90/00193 Sec. 371 Date Dec. 10, 1991 Sec. 102(e) Date Dec. 10, 1991 PCT Filed Jun. 13, 1990 PCT Pub. No. WO91/00398 PCT Pub. Date Jan. 10, 1991.A...