Westgaard et al.
1984
Postural muscle strain as a causal factor in the development of musculo-skeletal illnesses
Burandt et al.
1963
Sitting habits of office employees
DE1467027U
(cg-RX-API-DMAC7.html )
DE1502262U
(cg-RX-API-DMAC7.html )
DE141606C
(cg-RX-API-DMAC7.html )
DE1763727U
(de )
1958-03-20
Rueckenstuetz-vorrichtung, insbesondere fuer pkw-fahrer.
DE1435798U
(cg-RX-API-DMAC7.html )
DE1632041U
(de )
1951-12-13
Einbeiniger melkschemel.
DE1493548U
(cg-RX-API-DMAC7.html )
DE1378214U
(cg-RX-API-DMAC7.html )
DE1391654U
(cg-RX-API-DMAC7.html )
DE1471459U
(cg-RX-API-DMAC7.html )
DE1782568U
(de )
1959-02-05
Kopf- und nackenstuetze, besonders in kraftfahrzeugen.
DE1498365U
(cg-RX-API-DMAC7.html )
DE29912495U1
(de )
2000-03-16
Mauspad + Armauflage-Einheit
DE1464935U
(cg-RX-API-DMAC7.html )
DE1366663U
(cg-RX-API-DMAC7.html )
DE1456238U
(cg-RX-API-DMAC7.html )
DE1366646U
(cg-RX-API-DMAC7.html )
DE1518971U
(cg-RX-API-DMAC7.html )
DE1458848U
(cg-RX-API-DMAC7.html )
DE1371838U
(cg-RX-API-DMAC7.html )
DE1421214U
(cg-RX-API-DMAC7.html )
DE1436078U
(cg-RX-API-DMAC7.html )
DE202007006250U1
(de )
2008-01-03
Fitnessstuhl