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.)
Expired
Application number
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.)
DUCKETT AND SON Ltd J
FRED SMITH BUTTON
GEORGE FREDERICK DUCKETT
Original Assignee
DUCKETT AND SON Ltd J
FRED SMITH BUTTON
GEORGE FREDERICK DUCKETT
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 DUCKETT AND SON Ltd J, FRED SMITH BUTTON, GEORGE FREDERICK DUCKETTfiledCriticalDUCKETT AND SON Ltd J
Application grantedgrantedCritical
Publication of GB190219557ApublicationCriticalpatent/GB190219557A/en