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.)
ZACHARY HARRIS KINGDOM
Siemens Brothers and Co Ltd
Original Assignee
ZACHARY HARRIS KINGDOM
Siemens Brothers and Co Ltd
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 ZACHARY HARRIS KINGDOM, Siemens Brothers and Co LtdfiledCriticalZACHARY HARRIS KINGDOM
Application grantedgrantedCritical
Publication of GB189603682ApublicationCriticalpatent/GB189603682A/en