Bauer A 508 or 512 and Bauer Royal 6, 8 or 10 E (and E makro) cameras have automatic time exposure in same style than Eumig 860/880/881/Revue TM6/TM8 and Bolex 680 have.
I have designed with one of my friend little interval box prototype, which has both time lapse and time exposure possibilities and you can connect 4 for one box same time!!
Here is the first picture of that prototype:
