188921 ⎘
Computing aids in which the computing members form at least part of the displayed result and are manipulated directly by hand, e.g. abacuses, pocket adding devices
Therapeutic Counting Apparatus
#2Abacus
#3ABACUS AND MATHEMATICAL CALCULATING METHOD
#4MULTIPLICATION ABACUS DEVICE
#5Abacus and mathematical calculating method
#6Electronic abacus
#7Adaptable educational device
#8Secure database backup and recovery
#9SECURE DATABASE BACKUP AND RECOVERY
#10Secure database backup and recovery
#11Secure database backup and recovery
#12System and method for physical one-way function authentication via chaotic integrated photonic resonators
#13Electronic bead string and counting method thereof
#14Deformation amount measuring method, program, server device, and system
#15Tool for recording number of swings in ball game
#16Secure database backup and recovery
#17Secure database backup and recovery
#18MANUAL CALCULATING DEVICE
#19Secure database backup and recovery
#20Secure database backup and recovery
#21Educational apparatus for learning math as well as components therefor and methods including the same
#22Abacus-type math teaching device and method
#23Methods for interrupted counting of particles in cells
#24Augmented simple abacus with an underlying grid of numbers or a blank sheet
#25Fish measurement culling device
#26Health management cuff
#27Methods and systems for interrupted counting of items in containers
#28Multipurpose Abacus
#29Swim lap counter
#30Abacus
#31Health management cuff
#32Educational tool
#33Overhead abacus
#34Goal tracking device and method of tracking the completion of goals
#35Health management cuff
#36Apparatus and system for teaching calculation skills
#37Multiplication teaching aid
#38Refrigerant charge slide calculator