FR567452A
(en )
1924-03-03
Reinforced concrete floor joists
FR565193A
(en )
1924-01-21
Improvements in the construction of reinforced concrete ceilings and floors
FR633832A
(en )
1928-02-04
Further training in the manufacture of reinforced concrete floors
FR523505A
(en )
1921-08-19
Improvements in the construction of reinforced concrete ceilings and floors
FR566745A
(en )
1924-02-19
Improvements in the construction of reinforced concrete floors
FR597469A
(en )
1925-11-21
Improvement in the construction of reinforced concrete chimneys
FR594368A
(en )
1925-09-11
Improvements made in the construction of reinforced cement floors
FR620312A
(en )
1927-04-20
Improvements in the construction of reinforced cement floors and ceilings
FR693571A
(en )
1930-11-21
Improvements in the construction of reinforced concrete floors
FR556952A
(en )
1923-08-01
Improvements in the construction of reinforced concrete floors
FR717779A
(en )
1932-01-14
Improvements in the construction of concrete floors
FR522779A
(en )
1921-08-06
Improvements in the construction of concrete buildings
FR629084A
(en )
1927-11-03
Improvements in the construction of buildings or parts of buildings
FR568929A
(en )
1924-04-03
Improvements in the construction of reinforced cement poles
ES96742A1
(en )
1926-04-01
Improvements in the construction of ceilings and reinforced concrete roofs.
ES80514A1
(en )
1922-04-16
Arrangement and procedure of economical and convenient construction of reinforced concrete floors.
FR521010A
(en )
1921-07-05
Improvements in the construction of reinforced concrete floors
FR610714A
(en )
1926-09-11
Reinforced concrete floors with pre-cast beams
FR549700A
(en )
1923-02-16
Improvements in the construction of buildings
FR559859A
(en )
1923-09-22
Further training in the construction of reinforced cement floors
FR628717A
(en )
1927-10-28
Reinforced cement truss truss
ES84203A1
(en )
1923-05-01
Improvements in the construction of unreinforced and reinforced concrete ceilings.
FR646200A
(en )
1928-11-08
Improvements in the construction of houses and other concrete buildings
ES107794A1
(en )
1928-07-16
Improvements in the construction of reinforced concrete floors without formwork.
ES122518A1
(en )
1931-05-16
Improvements in the construction of reinforced concrete floors.