CA1220946A
(en )
1987-04-28
Mine roof supporting truss system
CA1305745C
(en )
1992-07-28
Scaffold systems
US5466095A
(en )
1995-11-14
Underground support system and method of support
US3613221A
(en )
1971-10-19
Method for connecting an anchoring device to the rear of a frontal plate or the like
US3186177A
(en )
1965-06-01
Safety device for excavations
US4368891A
(en )
1983-01-18
Goal frame
EP0601015B1
(en )
1996-04-17
Guard rail fitting
KR100975764B1
(ko )
2010-08-18
설치보관 및 해체가 용이한 흙막이
PL69517B1
(da )
1973-04-30
KR102037513B1
(ko )
2019-10-28
흙막이 구조물용 띠장과 버팀보의 체결구조
KR20110009644U
(ko )
2011-10-12
흙막이 벽체 시공용 버팀보 연결장치
ES2870616T3
(es )
2021-10-27
Sistema de armadura para la entibación de hormigón del casco interior de una obra de túnel
US4179090A
(en )
1979-12-18
Scaffolding
US20210156251A1
(en )
2021-05-27
Adjustable Lattice Girder
KR101979368B1
(ko )
2019-05-17
갱도용 지주 간 연결부재
EP4123853A1
(en )
2023-01-25
Support structure for profiles supporting cable carrier systems in industrial ducts
US20160237819A1
(en )
2016-08-18
Rib Strap
ES2375562T3
(es )
2012-03-02
Dispositivo de ajuste para una base.
KR101656015B1
(ko )
2016-09-08
사면 보강용 자연 암반 패널식 옹벽
ES2808502T3
(es )
2021-03-01
Elemento de unión
EP2117093A1
(en )
2009-11-11
Attachment system for a support bracket of cable carrier system to a threaded bar anchorable to a ceiling
US1293838A
(en )
1919-02-11
Arch-mold for concrete construction.
US1637586A
(en )
1927-08-02
Roof support for underground chambers
US2187641A
(en )
1940-01-16
Fence
WO2016120665A1
(es )
2016-08-04
Mecanismo de soporte cimbra para estructuras con peso aumentado