Brevetti   Gran Bretagna  

Patent:GB100568

Brevetto:	GB 100568
Titolo:	Improvements in Multiple Totalizer Selecting Mechanism and Associated Column Printing Devices for Adding and Subtracting Machines
Data:	01.06.1916
Luogo:
Nazione:	Gran Bretagna
Persona:	Haddan, Alfred John Henry (P)
Ditta:
Link interni:
Keywords:
Link al brevetto: (without guarantee)	GB100568

Aus der Patentschrift GB100568

• DATUM: 01.06.1916
• TITEL: Improvements in Multiple Totalizer Selecting Mechanism and Associated Column Printing Devices for Adding and Subtracting Machines.
• PERSON: HADDAN ALFRED JOHN HENRY GB