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- Google Patents
AU228301B2 - Improvements in or relating to optical whitening agents
- Google Patents
Improvements in or relating to optical whitening agents
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hickson and Welch Ltd
Original Assignee
Hickson and Welch Ltd
Filing date
Publication date
Application filed by Hickson and Welch LtdfiledCriticalHickson and Welch Ltd
Application grantedgrantedCritical
Publication of AU3091557ApublicationCriticalpatent/AU3091557A/en
Publication of AU228301B2publicationCriticalpatent/AU228301B2/en