Patents
Patents for E04B 1 - Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs (77,809)
01/1976
01/20/1976US3932976 Prefabricated modular structural panels
01/20/1976US3932975 Building structure and components
01/20/1976US3932973 Insubars
01/20/1976US3932970 Building
01/20/1976US3932969 Ferrocement structures and method
01/13/1976US3932143 Flame-sprayed roofing material
01/13/1976US3931697 Modular curved surface space structures
01/06/1976US3930345 Mobile home resilient frost heave compensators
01/06/1976US3930344 Plastic covered building structures