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.)
FRANK DARROW HILLER JR
FRANK DARROW HILLER SR
Original Assignee
FRANK DARROW HILLER JR
FRANK DARROW HILLER SR
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 FRANK DARROW HILLER JR, FRANK DARROW HILLER SRfiledCriticalFRANK DARROW HILLER JR
Application grantedgrantedCritical
Publication of FR479178ApublicationCriticalpatent/FR479178A/fr