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.)
GRAEF ERNEST WILLIAM
Original Assignee
GRAEF ERNEST WILLIAM
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
Application filed by GRAEF ERNEST WILLIAMfiledCriticalGRAEF ERNEST WILLIAM
Priority to ES63894ApriorityCriticalpatent/ES63894A1/en
Publication of ES63894A1publicationCriticalpatent/ES63894A1/en