Inventor

PETERSEN JORGEN S

3 patents

Patents

3 patents

US4224774ASep 30, 1980

Composite building elements

ROCKWOOL INT69 citations91

US5520009AMay 28, 1996

Method and apparatus for insulating

ROCKWOOL INT22 citations85

US4288964ASep 15, 1981

Method for the insulation of roofs

ROCKWOOL INT8 citations69