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DK11295C
(en)
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Automatic closing Vandlaas for Sewage pipes.
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DK10750C
(en)
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Sealant for Sewer Pipes.
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CH44777A
(en)
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Drainage pipe for sewage, with odor trap
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DK10399C
(en)
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Boilers for Pipe Boilers.
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DK11363C
(en)
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Water Pipe Control Device.
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ES44591A1
(en)
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An automatic siphon.
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FR397692A
(en)
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Refrigerant-purifier for pipes, cigar-holders, cigarette-holders
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FR353397A
(en)
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|
Improvements made to automatic valves for water heaters, etc.
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DK8222C
(en)
|
|
Pipe Sealing Device.
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AT36304B
(en)
|
|
Manhole designed for submarines.
|
|
AT46596B
(en)
|
|
Drainage device for valves u. like
|
|
CH43436A
(en)
|
|
Pipe for sewage
|
|
FR8463E
(en)
|
|
Pipe fittings
|
|
FR382879A
(en)
|
|
Pipe fittings
|
|
DK11161C
(en)
|
|
Siphon closure.
|
|
FR391922A
(en)
|
|
Automatic valve
|
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CH43818A
(en)
|
|
Automatic condensate drain
|
|
DK10753C
(en)
|
|
Pipeline.
|
|
ES42038A1
(en)
|
|
An automatic siphon for gas pipes.
|
|
DK11638C
(en)
|
|
Self-closing faucet.
|
|
DK10473C
(en)
|
|
Self-closing faucet.
|
|
DK10728C
(en)
|
|
Automatic Rifle.
|
|
AT57811B
(en)
|
|
Automatic firearm.
|
|
AT36389B
(en)
|
|
Automatic firearm.
|
|
FR377056A
(en)
|
|
Automatic siphons for gas lines
|