US3656515A
(en )
1972-04-18
Shaped tube
US183160A
(en )
1876-10-10
Improvement in composite metallic girders
GB1343203A
(en )
1974-01-10
Sheet pile section
US2141107A
(en )
1938-12-20
Splice for steel bearing piles
GB429112A
(https= )
1900-01-01
GB437932A
(en )
1935-11-07
Improvements in or relating to sheet metal piles
US2093208A
(en )
1937-09-14
Method of making sheet metal piling
MX2024010358A
(es )
2024-09-02
Chapa de acero, miembro y metodos para fabricarlos.
CN110485627A
(zh )
2019-11-22
一种上下翼板尺寸不同的工字钢及其制作方法
GB637844A
(en )
1950-05-24
A new or improved metal beam or column
GB1360954A
(en )
1974-07-24
Means for joining concrete piles in end-to-end relation
GB462070A
(en )
1937-03-02
Improvements in or relating to built-up box-section girders or frame members
GB190706212A
(en )
1908-03-14
Improvements in and relating to Metal Sheet Piling.
GB190007643A
(en )
1900-05-26
Improvements in Casks or Drums.
GB190919262A
(en )
1909-12-02
Improvements in the Method of, and Means for, Encasing Girders, Beams and the like in Concrete or similar Plastic and Fire-resisting Materials.
GB191008990A
(en )
1911-04-13
Improvements in Members for Iron or other Metal Constructional Work.
GB461489A
(en )
1937-02-17
Improvements in the manufacture of driving piles
US936529A
(en )
1909-10-12
Sheet-piling.
GB482046A
(https= )
1900-01-01
GB190618935A
(en )
1907-02-28
Improvements in or relating to Metallic Piling.
US308825A
(en )
1884-12-02
Structural shape for columns
GB190600068A
(en )
1906-03-08
Improvements in or relating to Metallic Piling.
US801946A
(en )
1905-10-17
Metal sheet-piling.
GB190006314A
(en )
1901-02-16
An Improved Axle Box.
US888135A
(en )
1908-05-19
Metal sheet-piling.