answersLogoWhite

0

His patent was registered on December 10, 1878. However, he was not the actual inventor. Doorknobs of several similar types had been in use as early as 100 years earlier.

User Avatar

Wiki User

12y ago

What else can I help you with?

Related Questions

What did Osbourn dorsey invent?

The doornob


What date did dorsy osbourne invent the first doorknob?

Osborne Dorsey didnt invent the doorknob he only improved it and patented it in 1878


Why did Osbourn Dorsey invent doorknobs?

Osbourne Dorsey invented doorknobs because he thought it would be easier for everybody to open and close their doors.


Is Osbourn Dorsey related to Tommy Dorsey?

They aren't related.


Who invented the doorstop?

Osbourn Dorsey, invented the doorstop


Who invented door knobs?

Osbourn Dorsey invented the door knobs


Did osbourn dorsey had an education?

Osbourn Dorsey, an African American inventor known for his contributions in the 19th century, had limited formal education. Historical records indicate that he was self-taught and acquired skills through practical experience rather than traditional schooling. His innovative work, particularly in developing devices like the first automatic doorknob, showcases his ingenuity despite the challenges he faced in accessing formal education.


did any one help Osbourn Dorsey?

As A matter of fact yes i am


What year was osbourn dorsey born?

sep 15,1913


What jack Dorsey invent for technology?

He invented Twitter.


Did Osbourn Dorsey had challenges?

Yes, Osbourn Dorsey faced significant challenges in his life, particularly as an African American in the 19th century. He struggled against the racial discrimination and social barriers of his time while pursuing his career as an inventor and entrepreneur. Despite these obstacles, he is best known for his contributions to the development of door hinges and his role in advancing the rights of African Americans. His perseverance in the face of adversity is a testament to his resilience and determination.


Who is Sharon Osbourn's husband?

Ozzy Osbourne is Sharon Osbourn's husband.