Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US07/145,149external-prioritypatent/US4876017A/en
Application filed by Coastal Mud IncfiledCriticalCoastal Mud Inc
Priority to IN330CA1992priorityCriticalpatent/IN174370B/en
Publication of IN174370BpublicationCriticalpatent/IN174370B/en