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Fixed-star projecting machine for planetarium

Education and demonstration – Science – Astronomy
Patent

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Fixture and method for training and use of apical position...

Education and demonstration – Anatomy – physiology – therapeutic treatment – or surgery... – Dentistry
Reexamination Certificate

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Flash card holder and learning method

Education and demonstration – Question or problem eliciting response – Correctness of response indicated to examine by...
Patent

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Flash cards for teaching and practicing blackjack

Education and demonstration – Game – board or table type – Using playing card
Patent

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Flashover simulation for firefighter training

Education and demonstration – Occupation – Fire fighting
Patent

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Flashover simulation for firefighter training

Education and demonstration – Occupation – Fire fighting
Patent

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Flat pattern for three-dimensional rigid structure

Education and demonstration – Means for demonstrating apparatus – product – or surface... – Household equipment
Patent

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Flat switch insertable into a magazine and usable as part of a s

Education and demonstration – Psychology
Patent

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Flexible hypresurface orbital model

Education and demonstration – Science – Physics
Patent

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Flexible planar apparatus

Education and demonstration – Mathematics – Arithmetic
Patent

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Flexible pronunciation-practice interface for recorder/player

Education and demonstration – Means for demonstrating apparatus – product – or surface... – Household equipment
Patent

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Flexible terrain features for miniature modeling

Education and demonstration – Geography – Map or terrain model
Patent

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Flight demonstrator

Education and demonstration – Vehicle operator instruction or testing – Flight vehicle
Patent

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Flight simulating video game

Education and demonstration – Vehicle operator instruction or testing – Flight vehicle
Patent

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Flight simulation control apparatus

Education and demonstration – Vehicle operator instruction or testing – Flight vehicle
Patent

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Flight simulator

Education and demonstration – Vehicle operator instruction or testing – Flight vehicle
Patent

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Flight simulator

Education and demonstration – Vehicle operator instruction or testing – Flight vehicle
Patent

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Flight simulator

Education and demonstration – Vehicle operator instruction or testing – Flight vehicle
Reexamination Certificate

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Flight simulator apparatus using an inoperative aircraft

Education and demonstration – Vehicle operator instruction or testing – Flight vehicle
Patent

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Flight simulator employing an actual aircraft

Education and demonstration – Vehicle operator instruction or testing – Flight vehicle
Patent

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