Actino S
K. H. Weigand Messtechnik GmbH
Model 40 Critic
Ritz Loewenberg
Chrolon
E. & W., Ernst & Wilhelm Bertram
Electro Bewi Super
Bertram Wilhelm
Expophot
Photo Utilities Inc.
Wynne's Infalible [Exposure Meter]
Infallible” Exposure Meter Company
Justodrem
DREM, Dr. E. Meyer
Tages und Kunstlicht Belichtungs Tabelle
Agfa A. G.
Tabella di Pose
Ferrania
Chronos
E. & W., Ernst & Wilhelm Bertram
Addiphot
Johnson & Sons Manufacturing Chemists Ltd
Super Bewi Precision
Bertram Wilhelm
Chrostar
E. & W., Ernst & Wilhelm Bertram
Platin Filúx Record
Platin
Bee Meter
Watkins
Weston 853 DR
Weston Elec. Inst. Corp.
Photrix
The Hickok Elecl. Inst. Co.
Sekonic Leader de Luxe
Sekonic Electric Co.
Sekonic Auto Range Model L-216
Sekonic Co. Ltd
