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Class Information
Number: 182/132
Name: Fire escape, ladder, or scaffold > Plural platforms, common support > Stepped
Description: Device in which the platforms are vertically spaced and horizontally offset.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7007428 |
Vertical telescopic stage accessories device |
Mar. 7, 2006 |
| 6752244 |
Apparatus for draining fluids from vehicles |
Jun. 22, 2004 |
| 6557667 |
Construction material holding system |
May. 6, 2003 |
| 6354041 |
Aisle riser backstops for telescoping seating systems |
Mar. 12, 2002 |
| 6189272 |
Multi level vehicle service system |
Feb. 20, 2001 |
| 5725069 |
Extendable pyramid ladder system |
Mar. 10, 1998 |
| 5669463 |
Truck mechanic's workstand |
Sep. 23, 1997 |
| 5592801 |
Mobile stair system for pets and animals, method of making said mobile stair system |
Jan. 14, 1997 |
| 5368125 |
Platform raising system in scaffolding |
Nov. 29, 1994 |
| RE34404 |
Mobile platform with power operated platform elevation |
Oct. 12, 1993 |
| 4997062 |
Swing scaffold |
Mar. 5, 1991 |
| 4919229 |
Stable working platform |
Apr. 24, 1990 |
| 4886139 |
Mobile scaffold with power-operated platform elevation |
Dec. 12, 1989 |
| 4886282 |
Hydrant refueler |
Dec. 12, 1989 |
| 4877069 |
Cutting table |
Oct. 31, 1989 |
| 4844199 |
Stair climbing aid |
Jul. 4, 1989 |
| 4809814 |
Scaffolding |
Mar. 7, 1989 |
| 4641728 |
Scaffold system |
Feb. 10, 1987 |
| 4598794 |
Scaffolding system |
Jul. 8, 1986 |
| 4597471 |
Heavy duty pump jack |
Jul. 1, 1986 |
| 4596096 |
Scaffold assembly for simulating the appearance of a Christmas tree |
Jun. 24, 1986 |
| 4397374 |
Auto mechanic's body support |
Aug. 9, 1983 |
| 4382488 |
Pump jack poles |
May. 10, 1983 |
| 4373761 |
Combined article mover and worker support |
Feb. 15, 1983 |
| 4330151 |
Multi-purpose adjustable table and bench device |
May. 18, 1982 |
| 4321874 |
Music stand |
Mar. 30, 1982 |
| RE30830 |
Portable riser |
Dec. 22, 1981 |
| 4294332 |
Scaffold with gear drive |
Oct. 13, 1981 |
| 4262773 |
Portable scaffold |
Apr. 21, 1981 |
| 4260040 |
Sawhorse extension tables |
Apr. 7, 1981 |
| 4004653 |
Grave frame |
Jan. 25, 1977 |
| 4002222 |
Combination scaffold and utility platform |
Jan. 11, 1977 |
| 3974894 |
Portable riser |
Aug. 17, 1976 |
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