Rengō
Rengo Koki (presumably Rengō Kōki[1], 連合光機[2], meaning Allied Optics) is a Japanese company that made the Semi Renky 4.5×6 camera between 1939 and 1941.
Notes
- ↑ The name is written on the cameras with no macrons, and does not appear in the original advertisements reproduced in Kokusan kamera no rekishi.
- ↑ According to this page at Japan Family Camera.
