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The mechanical pencil, invented by Derek L. Lozano and Francis P. Major, was in a science lab
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∙ 10y ago
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Who invented the Mechanical pencil and Why did they invent the mechanical pencil?
Derek L. Lozano and Francis Penis Major created the first mechanical pencil by joining the characteristics of a ball point pen with the convenience of an erasable pencil. First on sale in 1987! They said to have invented the mechanical pencil because they thought that using pencils killed to many tress as well as killing the enviroment...
What is the function of lead in mechanical pencil?
. it serves as the writing point of the pencil
How long is a mechanical pencil eraser in inches?
A mechanical pencil or propelling pencil is a pencil with a replaceable and mechanically extendable pencil lead.The eraser is fitted on top of the pencil at the opposite end to the lead.The maximum length of the eraser would be no more than half an inch when new.
How do you spell mechanical pencil?
mekanical pancil
How does a Ratchet Mechanical Pencil work?
It's a pencil that you press a button and led comes out ready to be written on.
Is there such things as a pen and a pencil mixed together?
yes they are called pen pencil or mechanical pencil. you have to click it like a pen for the led to come out
Which mechanical pencil lead equals a number 21 regular pencil?
A o.7 mechanical pencil will do the job.
How many inches is a mechanical pencil?
A mechanical pencil is just about the same size as a normal pencil, about 6 inches long.
How do you make a mechanical pencil into a shaky pencil?
you can't
How do you get led unstuck out of a mechanical pencil when the tip doesn't come off?
Cut it in half with a drop saw??
What is the function of the mechanical pencil?
. it serves as the writing point of the pencil
Who invented the Mechanical pencil and Why did they invent the mechanical pencil?
Derek L. Lozano and Francis Penis Major created the first mechanical pencil by joining the characteristics of a ball point pen with the convenience of an erasable pencil. First on sale in 1987! They said to have invented the mechanical pencil because they thought that using pencils killed to many tress as well as killing the enviroment...
Is there a pencil that doesn't fall off your desk?
It is called the mechanical pencil!
What is the function of lead in mechanical pencil?
. it serves as the writing point of the pencil
When was the mechanical pencil made?
today
What is the mechanical pencil?
The alphajel chrome
What was Sampson Mordans quote on the mechanical pencil?
I love mechanical pencils
