Extract from the Register of European Patents

EP Citations: EP0529722

Cited inSearch
Type:Patent literature
Publication No.:GB452632  [Y]
 (LINDE EISMASCH AG);
Type:Patent literature
Publication No.:CH362060  [Y]
 (PITTSBURGH PLATE GLASS CO [US]);
Type:Patent literature
Publication No.:US3152052  [AD]
 (JENNEY THEODORE M, et al)