Industry and Urban Growth Crossword Puzzle

A document giving some the sole right to make and sell an invention.
Set up a research lab in Menlo Park, New Jersey.
Made the device known as the telephone.
Mass produced the automobile.
A manufacturing method in which a product is put together as it moves along a belt
Tested a gas powered airplane
to make free from impurities
to change or make different
Someone who sets up business to make a profit
Business owned by many investors.
to get rid of
A company that controls most or all of a particular industry.
A poor Scottish immigrant who worked his way up in the railroad business.
He invested in the oil industry and used all profits to buy other oil companies.
A group of corporations run by a single board of directors
to give good reason for an action
The system in which privately owned business compete freely
Founder of the group known as the AFL
Unions negotiate with management for workers as a group.
The rapid growth of city populations
to increase in speed
buildings divided into many tiny departments
place where people receive medical treatment for small fees or for free
a center offering help to the urban poor.
Opened the Hull House for people in the slums of Chicago