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2. Garage door opener - Wikipedia

   en.wikipedia.org/wiki/Garage_door_opener

   The electric overhead garage door opener was invented by C.G. Johnson in 1926 in Hartford City, Indiana. [1] Electric Garage Door openers did not become popular until Era Meter Company of Chicago offered one after World War II where the overhead garage door could be opened via a key pad located on a post at the end of the driveway or a switch inside the garage.

3. Colorado Department of Labor and Employment - Wikipedia

   en.wikipedia.org/wiki/Colorado_Department_of...

   The Colorado Department of Labor and Employment (CDLE) connects job seekers with great jobs, provides an up-to-date and accurate picture of the economy to help decision making, assists workers who have been injured on the job, ensures fair labor practices, helps those who have lost their jobs by providing temporary wage replacement through unemployment benefits, and protects the workplace ...

4. Garage door - Wikipedia

   en.wikipedia.org/wiki/Garage_door

   Sectional garage door Up-and-over garage door Garage Door Hardware. A garage door is a large door to allow egress for a garage that opens either manually or by an electric motor (a garage door opener). Garage doors are frequently large enough to accommodate automobiles and other vehicles. The operating mechanism is usually spring-loaded or ...

5. Swing-door operator - Wikipedia

   en.wikipedia.org/wiki/Swing-door_operator

   The majority of the operators open the door directly or through an arm. Overhead concealed mount—the operator is mounted above the door and rotates the door directly, through its pivot. Surface mount, push (scissor arm)—the operator is mounted on the wall above the door, on the approach side and pushes the door with a linkage of 2 arms.

6. Sliding door operator - Wikipedia

   en.wikipedia.org/wiki/Sliding_door_operator

   A door operator may be triggered in various ways: Approach Sensor (such as a radar sensor) - the door opens when a user approaches it. Pushbutton - the door opens when a user presses a button. Access control - the door opens when an access control system determines the user is authorized to go through. Automatically (in the case of elevators).

7. Colorado Department of Human Services - Wikipedia

   en.wikipedia.org/wiki/Colorado_Department_of...

   The Colorado Department of Human Services (CDHS) is the principal department of the Colorado state government [1] that operates the state's social services. It has its headquarters in Denver . [ 2 ]

8. List of Colorado railroads - Wikipedia

   en.wikipedia.org/wiki/List_of_Colorado_railroads

   Colorado and Southeastern Railroad: Colorado and Southern Railway: C&S, CS CB&Q: 1898 1981 Burlington Northern Railroad: Colorado Southwestern Railway: DRGW: 1888 1889 Rio Grande Junction Railway: Colorado Springs and Cripple Creek District Railway: CCD 1899 1920 N/A Colorado and Utah Railway: 1886 1892 Crystal River Railway: Colorado and ...

9. Elevator operator - Wikipedia

   en.wikipedia.org/wiki/Elevator_operator

   An elevator operator (North American English), liftman (in Commonwealth English, usually lift attendant), or lift girl (in British English), is a person specifically employed to operate a manually operated elevator.