PH14861A
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1982-01-08
Method of making improved concrete reinforcing elements
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1975-08-27
Method and apparatus for making a product slab
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1974-10-30
Process and apparatus for producing fibrous structures
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1978-09-29
Apparatus and method for the production of cast concrete members
CA1002774A
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1977-01-04
Stirrup fabric and method for forming pipe reinforcement
HU174833B
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1980-03-28
Method and apparatus for producing concrete works
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1974-07-31
Apparatus and method for delivering a fiber slurry
IL39604A0
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1972-08-30
Method and apparatus for erecting a concrete construction
ZA734101B
(en )
1974-05-29
Vibratory compacting machines
ZA739024B
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1975-08-27
Process and apparatus for the manufacture of reinforcing elements
BG29138A3
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1980-09-15
Method and apparatus for the production of mineral fibers
HU170929B
(en )
1977-10-28
Process for producing new 2-beta-hydroxy-3-alpha-amino-steroides and derivatves thereof
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1973-01-31
Vibratory core for concrete pipe making machine and process thereof
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1973-09-26
A process and apparatus for the manufacture of large slabs from reinforced concrete
ZA718140B
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1972-08-30
A method and a machine for the manufacture of elongate concrete building blocks
HK39978A
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1978-07-21
Production method and means for concrete articles
CA967338A
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1975-05-13
Method of vibrating core in concrete pipe making machine
CA987477A
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1976-04-20
Vibratory core for concrete pipe making machine
GB1434956A
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1976-05-12
Vibrator for compacting concrete
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1973-06-27
Machine for manufacturing hollow core structures of concrete and the like
ZA732003B
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1974-02-27
Apparatus and method for forming a cementitious conduit in situ
GB1412325A
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1975-11-05
Method of making a pipe and apparatus for carrying out the method
IL39696A0
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1972-08-30
Method and apparatus for forming concrete structures
ZA724420B
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1973-03-28
Method and apparatus for constructing concrete structures
CA914887A
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1972-11-21
Method and apparatus for producing concrete pipe