CH507472A
(en)
*
|
1970-01-19 |
1971-05-15 |
Massstabfabrik Schaffhausen Ag |
Adjusting and locking device, in particular for a drawing table
|
SU328630A1
(en)
*
|
1970-02-24 |
1976-05-25 |
Минский Опытный Завод Скб-3 |
Drawing table
|
BE774227A
(en)
*
|
1970-11-03 |
1972-02-14 |
Sautereau Claude |
PLANETARY DRAWING TABLE
|
US3710735A
(en)
*
|
1971-01-04 |
1973-01-16 |
American Hospital Supply Corp |
Table and elevation lock therefor
|
US3888444A
(en)
*
|
1971-07-26 |
1975-06-10 |
American Hospital Supply Corp |
Adjustable support column
|
US4681042A
(en)
*
|
1981-02-20 |
1987-07-21 |
Roberts Fred E |
Adjustable table top assembly
|
FR2551332B1
(en)
*
|
1983-09-07 |
1987-04-17 |
Alpia Sa |
SECURITY DEVICE FOR THE IMMOBILIZATION OF A DRAWING TABLE COLUMN
|
US4588226A
(en)
*
|
1983-12-23 |
1986-05-13 |
Erda, Inc. |
Adjustable chair for aircraft and the like
|
US4703701A
(en)
*
|
1985-04-19 |
1987-11-03 |
Inaba Seisakusho Ltd. |
Desk with height and angle adjustable table top
|
US5313892A
(en)
*
|
1991-10-21 |
1994-05-24 |
Tice William A |
Table with height and tilt adjust
|
US6026755A
(en)
*
|
1996-01-11 |
2000-02-22 |
Long; Dennis L. |
Counterbalance apparatus
|
US5718406A
(en)
*
|
1996-01-11 |
1998-02-17 |
Long; Dennis L. |
Counterbalance apparatus
|
WO1999062375A2
(en)
*
|
1998-06-05 |
1999-12-09 |
Herman Miller, Inc. |
Height adjustable workstation
|
US6378446B1
(en)
|
1999-12-30 |
2002-04-30 |
Dennis L. Long |
Counterbalance apparatus
|
US6994306B1
(en)
*
|
2000-11-28 |
2006-02-07 |
Constant Force Technology, Llc |
Monitor support system
|
US7032870B2
(en)
*
|
2000-11-28 |
2006-04-25 |
Ergotron, Inc. |
Methods and apparatus for generating force and torque
|
US6997422B2
(en)
*
|
2002-08-21 |
2006-02-14 |
Ergotron, Inc. |
Stand
|
US20040035336A1
(en)
*
|
2002-08-26 |
2004-02-26 |
Coble Fred Whittaker |
Elevating desk/work surface
|
US7252277B2
(en)
*
|
2003-01-17 |
2007-08-07 |
Ergotron, Inc. |
Support arm
|
US8925154B2
(en)
|
2003-05-20 |
2015-01-06 |
Ergotron, Inc. |
Pivot mechanism for adjusting a position of an electronic display
|
US20060185563A1
(en)
|
2004-07-30 |
2006-08-24 |
Sweere Harry C |
Lift mechanism systems and methods
|
US20040250635A1
(en)
*
|
2003-05-20 |
2004-12-16 |
Sweere Harry C. |
Lift mechanism based on torque equalization principles
|
TWI252071B
(en)
*
|
2004-12-07 |
2006-03-21 |
Benq Corp |
Display and support module thereof
|
CN101442921B
(en)
*
|
2004-12-17 |
2012-11-14 |
斯蒂尔凯斯发展股份有限公司 |
Height adjustable table
|
US20070137535A1
(en)
*
|
2005-12-16 |
2007-06-21 |
Steelcase Development Corporation |
Load compensator for height adjustable table
|
US8228668B2
(en)
*
|
2006-07-26 |
2012-07-24 |
Ergotron, Inc. |
Balanced moment lift system and method
|
CA2568078C
(en)
*
|
2006-11-14 |
2014-03-18 |
Unifor S.P.A. |
Telescopic table support
|
TWI341689B
(en)
*
|
2007-03-26 |
2011-05-01 |
Benq Corp |
Electronic device with an elevating mechanism
|
US8714533B2
(en)
|
2011-02-25 |
2014-05-06 |
Honda Motor Co., Ltd. |
Clay model support device
|
EP2831486B1
(en)
|
2012-03-30 |
2018-05-23 |
Ergotron, Inc. |
Counterbalancing lift mechanisms and methods
|
US9380866B1
(en)
*
|
2015-02-11 |
2016-07-05 |
Bradford L. Davis |
Telescopic support
|
CN106555923B
(en)
*
|
2015-09-24 |
2020-03-17 |
通用电气公司 |
Display linkage and display device
|
CN107198353A
(en)
*
|
2016-07-11 |
2017-09-26 |
商丘学院 |
A kind of Art Design multifunctional drawing equipment
|
CN106175108B
(en)
*
|
2016-07-12 |
2018-04-27 |
金文宇 |
Rotary type two sides grips drawing board carrier
|
KR102550353B1
(en)
*
|
2016-12-30 |
2023-06-30 |
엘지전자 주식회사 |
System Iron
|
DK3378350T3
(en)
*
|
2017-03-21 |
2020-07-27 |
Rol Ergo Ab |
TELESCOPIC COLUMN WITH INTERNAL CABLE
|
CN109624594A
(en)
*
|
2018-11-13 |
2019-04-16 |
黄今典 |
A kind of student's drawing boards with lifting and angle regulating function
|
CN110774820B
(en)
*
|
2019-10-31 |
2021-03-12 |
安徽财经大学 |
A rotatable art utensil placement device
|
CN110774821B
(en)
*
|
2019-10-31 |
2021-03-23 |
江西环境工程职业学院 |
Modular convenient drawing board
|
CN114435008B
(en)
*
|
2022-02-14 |
2023-03-24 |
山东第一医科大学(山东省医学科学院) |
A multifunctional drawing board with convenient positioning function for university mathematics teaching
|