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.)
Pennwalt Corp
Original Assignee
Pennwalt Corp
Filing date
Publication date
Priority claimed from US05/545,074external-prioritypatent/US3974157A/en
Application filed by Pennwalt CorpfiledCriticalPennwalt Corp
Application grantedgrantedCritical
Publication of AU7877375ApublicationCriticalpatent/AU7877375A/en
Publication of AU485321B2publicationCriticalpatent/AU485321B2/en