O Dorsey?

Answer

O. Dorsey, is Osbourn Dorsey, who invented the door knob or door handle. He was an African American inventor. The first documented invention of the door knob shows up in U.S. Patent entries in 1878. There was a patent issued to Osbourn Dorsey for the improvement on a door-closing device. The use of door knobs goes back into the 18th century. Door handles are used on all types of doors including entrance, privacy, passage, and dummy doors.
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Q&A Related to "O Dorsey?"
A musical artist.
http://wiki.answers.com/Q/Who_is_O_Dorsey
What jmgorman said. I don't think anyone invented the door knob. He probably invented the "Dorsey Door Knob" which is some sort of variation on a standard door knob.
http://ask.metafilter.com/28825/who-was-o-dorsey-b...
nobody knows.
http://wiki.answers.com/Q/What_does_the_o_in_O_Dor...
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O. Dorsey, is Osbourn Dorsey, who invented the door knob or door handle. He was an African American inventor. The first documented invention of the door knob shows ...
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