INVENTIONS AND INVENTORS Flashcards by Unknown Unknown | Brainscape

Q

Lewis E waterman

A

Fountain pen

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Percy L Spencer

A

Microwave oven

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Marion Donovan

A

Diapers

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Richard Gurley Drew

A

Cellotape

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Walter Hunt

A

Safety Pen

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Stephen Perry Bobstein

A

Rubber band

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Mary Anderson

A

Wind shield wipers

How well did you know this?

1

Not at all

2

3

4

5

Perfectly