LandOfFree - US Patents - Listing for Education and demonstration,Audio recording

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Programmable sound and music making device

Education and demonstration – Audio recording

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Real-time interactive conversational apparatus

Education and demonstration – Audio recording – Operation of apparatus controlled by listener's response to...

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Real-time interactive conversational toy

Education and demonstration – Audio recording – Operation of apparatus controlled by listener's response to...

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Simulating presence

Education and demonstration – Audio recording – Listener's voiced response recorded

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Software function adding method

Education and demonstration – Audio recording

Reexamination Certificate

[ 0.00 ] – not rated yet Voters 0 Comments 0

Sound-producing amusement or eductional apparatus

Education and demonstration – Audio recording

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Storybook pillow

Education and demonstration – Audio recording

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Teaching machine

Education and demonstration – Audio recording – Operation of apparatus controlled by listener's response to...

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Teaching system using prerecorded tape

Education and demonstration – Audio recording – Operation of apparatus controlled by listener's response to...

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

Teaching system utilizing magnetic tape

Education and demonstration – Audio recording – Operation of apparatus controlled by listener's response to...

Patent

[ 0.00 ] – not rated yet Voters 0 Comments 0

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