Catalog Porst 1934 (12)
Page 137
Page 137
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| Brand | Model | Camera type | Format | Lens brand | Lens model | Aperture | Shutter brand | Shutter model | Exclusivité |
| Welta | Perle | Folding | 6 x 4,5 cm | Schneider | Trioplan | 4,5 | F. Deckel | Compur | |
| Welta | Perle | Folding | 6 x 4,5 cm | Schneider | Trioplan | 2,9 | F. Deckel | Compur | |
| Welta | Perle | Folding | 6 x 4,5 cm | Schneider | Xenar | 2,9 | F. Deckel | Compur | |
| Welta | Perle | Folding | 6 x 4,5 cm | Schneider | Trioplan | 4,5 | Gauthier (AGC) | Pronto | |