MTP867BMT867AMTP867AMTP867BMT P867 BMTP867 BMT P867BMT 867 AMT867 AMT 867AMT P867 AMTP867 AMT P867AMT P867 BMTP867 BMT P867B
Authority
MT
Malta
Prior art keywords
writer
type
manual keyboard
stiffening mechanism
selective key
Prior art date
Application number
MT867A
Inventor
Edward C Ellul
Original Assignee
Edward C Ellul
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 Edward C EllulfiledCriticalEdward C Ellul
Priority to MT867ApriorityCriticalpatent/MTP867B/en
Publication of MTP867BpublicationCriticalpatent/MTP867B/en