| (84) |
Designated Contracting States: |
|
AT BE CH DE FR GB IT LI LU NL SE |
| (30) |
Priority: |
23.12.1986 US 19860945595 23.12.1986 US 19860945757 23.07.1987 US 19870076629 23.07.1987 US 19870076630 23.07.1987 US 19870076648 16.10.1987 US 19870109556
|
| (71) |
Applicant: M&T CHEMICALS INC. |
|
Woodbridge, NJ 07095 (US) |
|
| (72) |
Inventors: |
|
- SILBERMANN, Joseph
Old Bridge, NJ 08857 (US)
- BURCHILL, Michael, T.
Cranbury, NJ 08512 (US)
|
| (74) |
Representative: Paget, Hugh Charles Edward |
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MEWBURN ELLIS York House 23 Kingsway London WC2B 6HP London WC2B 6HP (GB) |
|