fdgdte
fdgdte fdgdte
  • 17-10-2017
  • History
contestada

Please answer this question

Please answer this question class=

Respuesta :

wilsonkam
wilsonkam wilsonkam
  • 17-10-2017
The answer is Elisha Otis. Also, do you go to K12? I noticed the blackboard collaborate sign.
Answer Link
cbrpilot1151
cbrpilot1151 cbrpilot1151
  • 17-10-2017

if im not mistaken I believe Elisha Otis  invented the first safety brake for elevators. With the installation in 1853. thus calling it the safe elevator

Answer Link

Otras preguntas

what is 79,500,000 in scientific notation
Solve 2cos^2x + cosx − 1 = 0 for x over the interval [0, 2 pi ).
What are a few problems caused today by people having too much liberty?
describe two polygons with two vertices and two sides
Write an explicit formula for the sequence 8,3,-2,-7,-12… then find a14
The Mauryan Empire flourished under Asoka, who did all of the following EXCEPT .. A) convert to Buddhism B) build up indias regional trade C) set up hospitals D
if a 20kg mass , when hung vertically from end of a spring, stretches the spring down by 12cm, find the spring constant of the spring
Which of these is a major mobile game developer? Facebook Zynga Myspace Cityville Friends Reunited
A ‘doe’ is what kind of animal?
An official count of the people in a country?