|
DK8002C
(en)
|
|
Device for regular supply of waste or sewage water and the like to a filtration layer.
|
|
FR353130A
(en)
|
|
water purifier
|
|
CH34091A
(en)
|
|
Water drainage tap
|
|
DK9966C
(en)
|
|
Device for automatic supply of disinfectant Liquid to Wastewater Tanks and the like.
|
|
DK8990C
(en)
|
|
Waterworks with uninterrupted supply of the chemicals used for water purification.
|
|
CH35391A
(en)
|
|
Gully with extension pipe
|
|
CH33247A
(en)
|
|
Water purifier
|
|
DK6417C
(en)
|
|
Flushing device for water closets and the like.
|
|
AT36430B
(en)
|
|
Device for the automatic supply of disinfecting liquid in cisterns or the like.
|
|
DK9170C
(en)
|
|
Procedure with associated Water Purification Apparatus.
|
|
CH46942A
(en)
|
|
Gully with sludge bucket and overflow pipe
|
|
CH31340A
(en)
|
|
Water purifier
|
|
CH31339A
(en)
|
|
Water purifier
|
|
CH31204A
(en)
|
|
Water purifier
|
|
FR355721A
(en)
|
|
Annular water tank
|
|
CH35192A
(en)
|
|
Water closet
|
|
DK7190C
(en)
|
|
Device for Water Purifiers.
|
|
FR358727A
(en)
|
|
Water filtration device
|
|
DK7276C
(en)
|
|
Container for automatic decomposition of latrine and sewer material and the like.
|
|
CH32877A
(en)
|
|
Basin
|
|
FR360415A
(en)
|
|
Sludge trap-trap
|
|
FR6655E
(en)
|
|
Sludge trap-trap
|
|
CH45747A
(en)
|
|
Stone drain with siphon and device for cleaning the latter
|
|
DK10469C
(en)
|
|
Device for direct introduction into the feed pipe of chemical substances for purification and neutralization of the boiler water.
|
|
FR351169A
(en)
|
|
Automatic and economical anti-water hammer tank
|