 |
Cylindrical Slide Rule
| Marking: | Patent Daemen-Schmid - Rechen-Walze „Loga“ |
| Serial Number: | 7510 |
| Type: | |
| Year: | ca. 1910 |
| Size: | |
|
 |
Pointer for Cylindrical Slide Rules "Loga"
| Marking: | Zeiger für die Rechenwalzen "Loga" |
| Year: | ca. 1910 |
| Size: | 55 x 40 x 15 mm |
|
 |
Cylindrical Slide Rule
| Marking: | Loga |
| Serial Number: | 750292 |
| Type: | 7.5 m |
| Year: | ca. 1920 |
| Size: | |
|
 |
Talcum Cans for Cylindrical Slide Rules "Loga"
| Marking: | Puder zur Universal-Rechenwalze – Patent Daemen-Schmid Zürich Schweiz |
| Year: | ca. 1920 |
| Size: | Can 1: 38 x 45 mm (Diameter x Height)
Can 2: 40 x 55 mm |
|
 |
Cylindrical Slide Rule
| Marking: | Loga - Regolo Doppio Calculatore, Loga-Calculator A.-G. Uster Schweiz |
| Year: | ca. 1925 |
| Size: | 32 x 5 x 1 cm |
|
 |
Cylindrical Slide Rule
| Marking: | Loga Calculator 2.4 m |
| Serial Number: | 2500 |
| Type: | 2.4 m |
| Year: | ca. 1930 |
| Size: | 6.5 cm (Diameter),
32 cm (Length) |
|
 |
Circular Slide Rule
| Marking: | Loga Uster - Schweiz |
| Type: | Tt |
| Year: | ca. 1960 |
| Size: | 16 x 16 x 3 cm |
|