Classifications

• • G—PHYSICS
  • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
  • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
  • G09B19/00—Teaching not covered by other main groups of this subclass
  • G09B19/02—Counting; Calculating
• • G—PHYSICS
  • G06—COMPUTING OR CALCULATING; 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
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04W—WIRELESS COMMUNICATION NETWORKS
  • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices

Landscapes

• Engineering & Computer Science (AREA)
• Physics & Mathematics (AREA)
• Business, Economics & Management (AREA)
• General Physics & Mathematics (AREA)
• Theoretical Computer Science (AREA)
• Signal Processing (AREA)
• Mathematical Physics (AREA)
• Computer Hardware Design (AREA)
• Computing Systems (AREA)
• Computer Networks & Wireless Communication (AREA)
• Entrepreneurship & Innovation (AREA)
• Educational Administration (AREA)
• Educational Technology (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=3493800

Family Applications (1)

Country Status (1)

• 1900
  • 1900-10-09 AT AT5592D patent/AT5592B/de active

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