Question

 When was the first doorknob used?

Answer The first door knob was invented - and used - by a black American inventor named Osbourn Dorsey, about whom there is little biographical information. The U.S. patent was issued on December 10, 1878... Read More »
http://www.answerbag.com/q_view/2245615

Top Q&A For: When was the first doorknob used

How to Remove an Outside Doorknob?

Re-keying or replacing doorknobs is one project that most homeowners can do themselves. Before you can re-key a doorknob, however, you must remove the outside doorknob from the door. The inside and... Read More »
http://www.ehow.com/how_6393578_remove-outside-doorknob.html

Doorknob Crafts?

If you are teaching small children, you know how difficult it can be to keep their attention for long periods of time. You can introduce an exciting doorknob craft into your curriculum that will be... Read More »
http://www.ehow.com/list_6547711_doorknob-crafts.html

How do I change a doorknob?

Remove the TrimRemove the trim or metal covering around the base of the doorknob. Unscrew the small screws holding the doorknob in place. Remove the two screws underneath the trim, which hold the t... Read More »
http://www.answerbag.com/q_view/2206889

Who created the doorknob?

While it's difficult to determine who created the very first doorknob, credit is often given to African-American Osbourn Dorsey. He was issued a U.S. patent in 1878 for improvements on a door-closi... Read More »
http://www.answerbag.com/q_view/2133824


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