CH37565A
(en )
1907-06-30
Device for the production of pipes from plastic mass, such as cement, concrete, etc., with metal reinforcement
CH35534A
(en )
1906-09-15
Device for the production of hollow masts, tubes, hollow piles, etc., from concrete
AT46696B
(en )
1911-02-25
Stamping machine for the production of molded pieces made of concrete or the like.
CA103689A
(en )
1907-02-19
Concrete reinforcement
CH32406A
(en )
1905-07-31
Device for the production of hollow bodies, in particular cement pipes
CH45594A
(en )
1909-12-01
Model core for the production of completely laid pipe strings from plastic mass, such as cement, concrete-reinforced concrete
CH30294A
(en )
1904-11-30
Device for the production of cement pipes u. like
CH36370A
(en )
1907-03-15
Form for the production of U-shaped, iron-reinforced concrete beams
DK8436C
(en )
1906-04-30
Mixer for Gravel, Sand, Cement and the like.
AT36282B
(en )
1909-02-25
Interlocking roof tiles and mold for its manufacture.
FR367437A
(en )
1906-10-29
Reinforced concrete coating
FI2689A
(en )
1906-08-22
Blandningsmaskin för grus, sand, cement m.m.
AT46561B
(en )
1911-02-25
Process for the preparation of technical lime soaps.
CH39693A
(en )
1908-04-01
Shaped stone for the production of reinforced ceilings
AT41053B
(en )
1910-02-25
Stamping machine for the production of cement pipes.
AT23234B
(en )
1906-02-26
Process for the preparation of nitric acid.
CH43036A
(en )
1909-03-16
Process for the preparation of 1-ß-naphthyl-4. 8-disulvoic acid-3-methyl-5-pyrazolone
CA105366A
(en )
1907-05-21
Metal reinforcement for concrete
CH36369A
(en )
1906-12-31
Two-part mold for the manufacture of cement pipes
DK8680C
(en )
1906-07-23
Cement Pipe Making Machine.
AT31807B
(en )
1908-02-10
Process for the production of magnesia cement compounds.
CH72465A
(en )
1916-05-16
Machine for the production of pipes from cement, concrete etc.
DK7315C
(en )
1905-02-20
Device for the manufacture of pipes, pipes, columns or sleeves of cement concrete.
AT46646B
(en )
1911-02-25
Process for the production of quick-setting mortar from lime or similar bases.
DK8346C
(en )
1906-03-12
Cement brick machine.