Revolving Door was invented by ________.
- ALucien Vidi
- BJohn Venn
- CTheophilus Van Kannel
- DLewis Urry
Solution & Step-by-step Explanation
The revolving door was invented and patented by Theophilus Van Kannel in the year .
Try it yourself before checking the explanation above.
Which one of the following statements is true?
Which of the following statements is not correct?
Which one of the following statements is correct?
The product formed by the reaction of an aldehyde with a primary amine is:
Which part of the tobacco plant is infected by Meloidogyne incognita?
The term ecosystem was coined by:
Practice with timed mock tests and track your performance across General Awareness@NUM: 42.