Grey Platignum Quick Change founatin pen Designer (Person) Unknown Manufacturer Platignum Date 1930 - 1939 (circa)
Terrain Hydromax siphonic roof drainage system Designer (Person) Unknown Manufacturer Polypipe Terrain Manufactured for Hydromax Incorporated Date 2012
Paterson Major II developing tank Designer (Person) Unknown Manufacturer RF Hunter Manufactured for Paterson Products Date 1960 - 1965 (circa)