Brevetti   Gran Bretagna  

Patent:GB190804872

Brevetto:	GB 190804872
Titolo:	Improvements in Machines for Adding and Listing Numerical Items
Data:	05.04.1909
Luogo:
Nazione:	Gran Bretagna
Persona:	Randall, Frederick William (P), Schooling, William (P)
Ditta:
Link interni:
Keywords:
Link al brevetto: (without guarantee)	GB190804872

Aus der Patentschrift GB190804872

• DATUM: 05.04.1909
• TITEL: Improvements in Machines for Adding and Listing Numerical Items.
• PERSON: SCHOOLING WILLIAM