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What else did Philip Downing invent besides the mailbox?

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Anonymous

∙ 14y ago
Updated: 9/17/2023

an electrical switch for railroads

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Wiki User

∙ 14y ago
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Related Questions

What did Philip downing invent?

Philip downing invented the mailbox


Why did paul l downing invent the mailbox?

october 27,1891


What did Philip b. downing invent?

The credit of inventing the protective public mailbox(letter-box) goes to the Philip B. Downing, who was from Boston, Massachusetts, had been awarded a U.S. patent(No.462,093) for animprovement to the street letter (mail) box on Oct. 27, 1891.http://www.briskinfo.com/inventions/who-invented-street-letter-drop-mailbox.html


Why did Philip emeagwali invent the computer?

Philip Emeagwali did not invent the computer


Did george e becket invent the mailbox?

yes


What did John Philip invent?

submarine


Why did Philip Diehl invent the ceiling fan?

for some use


Did George Eastman invent anything besides The Kodak?

NO


Did george invent anything besides potato chips?

no


Why did Philip Emeagwali invent a super fast computer system?

Philip emeagwali is fast with computers and even faster with the truth.


What did thomas Edison invent besides the light bulb?

The phonograph


What sports did china invent besides soccer?

baby eating

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