Classifications

• • G—PHYSICS
  • G06—COMPUTING; CALCULATING OR COUNTING
  • G06C—DIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY
  • G06C7/00—Input mechanisms
  • G06C7/02—Keyboards
  • G06C7/08—Keyboards with one set of keys for all denominations, e.g. ten-key board
• • G—PHYSICS
  • G06—COMPUTING; CALCULATING OR COUNTING
  • G06C—DIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY
  • G06C15/00—Computing mechanisms; Actuating devices therefor
  • G06C15/04—Adding or subtracting devices

Landscapes

• Engineering & Computer Science (AREA)
• Physics & Mathematics (AREA)
• Computer Hardware Design (AREA)
• Computing Systems (AREA)
• General Physics & Mathematics (AREA)
• Theoretical Computer Science (AREA)
• Mathematical Physics (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=5702266

Family Applications (1)

Country Status (4)

• 1969
  • 1969-01-22 CH CH92069A patent/CH486067A/de not_active IP Right Cessation
  • 1969-01-31 BE BE727793D patent/BE727793A/xx unknown
  • 1969-03-19 FR FR6907917A patent/FR2007085A1/fr not_active Withdrawn
  • 1969-05-13 NL NL6907302A patent/NL6907302A/xx unknown

Also Published As

Similar Documents