D.I.D.
Class | Record | Type | Presentation | Status |
---|---|---|---|---|
19 | 1988-001232 | Mixed | 1988/01/29 | Registered |
(Nonmetallic building materials) Building materials (nonmetallic); nonmetallic rigid pipes for building; asphalt, pitch and bitumen; nonmetallic transportable buildings; monuments, not of metal.