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Class Information
Number: 182/213
Name: Fire escape, ladder, or scaffold > Ladder > Extension > With latch > With remote control of latch > Elevating cable actuated
Description: Device wherein the remote control is operated by the extension ladder elevating cable.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6935464 |
Extension ladder having an anti-slipping mechanism |
Aug. 30, 2005 |
| 6138605 |
Access and evacuation apparatus with articulated arm |
Oct. 31, 2000 |
| 5758745 |
Extension ladder, combination end cap/guide bracket, and method for climbing |
Jun. 2, 1998 |
| 5117943 |
Rung lock assembly for an extension ladder |
Jun. 2, 1992 |
| 4640387 |
Elevator comprising telescopic sections, and a locking device therefor |
Feb. 3, 1987 |
| 4605100 |
Ladder extension lock |
Aug. 12, 1986 |
| 4364451 |
Ladder lock |
Dec. 21, 1982 |
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