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.)
Minolta Co Ltd
Original Assignee
Minolta 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 Minolta Co LtdfiledCriticalMinolta Co Ltd
Priority to JP8228077ApriorityCriticalpatent/JPS5417726A/en
Publication of JPS5417726ApublicationCriticalpatent/JPS5417726A/en
PURPOSE: To enable bulb photographing to be performed only with one manual changeover switch by disabling a power supply holding circuit with the manual operating switch and automatically cutting off the relation between an exposure control circuit and a magnet drive circuit.
COPYRIGHT: (C)1979,JPO&Japio
JP8228077A1977-07-091977-07-09Bulb device of cameras
PendingJPS5417726A
(en)