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Class Information
Number: 248/405
Name: Supports > Stand > Standard type > Adjustable vertically > With force multiplying means > Screw and nut
Description: Device wherein the force multiplying means includes an elongated threaded member and a shorter coaxial threaded member, the threads of the two members being meshed and the two members being relatively rotatable to axially move one with respect to the other.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
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| 6007032 |
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| 5992815 |
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| 5944272 |
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| 5927810 |
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| 5927670 |
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| 5887841 |
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Mar. 30, 1999 |
| 5842742 |
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Dec. 1, 1998 |
| 5816556 |
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Oct. 6, 1998 |
| 5772163 |
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Jun. 30, 1998 |
| 5749557 |
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May. 12, 1998 |
| 5738326 |
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Apr. 14, 1998 |
| 5722627 |
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| 5685510 |
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Nov. 11, 1997 |
| 5660495 |
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Aug. 26, 1997 |
| 5639175 |
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Jun. 17, 1997 |
| 5620230 |
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Apr. 15, 1997 |
| 5615855 |
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Apr. 1, 1997 |
| 5593129 |
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| 5549499 |
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| 5490532 |
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Feb. 13, 1996 |
| 5427337 |
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Jun. 27, 1995 |
| 5299771 |
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Apr. 5, 1994 |
| 5282593 |
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Feb. 1, 1994 |
| 5222710 |
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Jun. 29, 1993 |
| 5163650 |
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Nov. 17, 1992 |
| 5112019 |
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May. 12, 1992 |
| 5078357 |
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Jan. 7, 1992 |
| 4860987 |
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| 4842233 |
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| 4757968 |
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| 4752102 |
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| 4655426 |
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Apr. 7, 1987 |
| 4635492 |
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Jan. 13, 1987 |
| 4627602 |
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Dec. 9, 1986 |
| 4613106 |
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Sep. 23, 1986 |
| 4581863 |
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Apr. 15, 1986 |
| 4576352 |
Exercise treadmill |
Mar. 18, 1986 |
| 4548051 |
Cryostat microtome apparatus |
Oct. 22, 1985 |
| 4509382 |
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Apr. 9, 1985 |
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