MTP697BMT697AMTP697AMTP697BMT P697 BMTP697 BMT P697BMT 697 AMT697 AMT 697AMT P697 AMTP697 AMT P697AMT P697 BMTP697 BMT P697B
Authority
MT
Malta
Prior art keywords
rotatable shutter
shutter
rotatable
Prior art date
Application number
MT697A
Inventor
Reginald William Dousett
Arthur Victor Sharaman
Original Assignee
Mk Electric 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 Mk Electric LtdfiledCriticalMk Electric Ltd
Priority to MT697ApriorityCriticalpatent/MTP697B/en
Publication of MTP697BpublicationCriticalpatent/MTP697B/en