ES25246A1 -
A chemical mechanical procedure for waterproofing land in order to collect rainwater in the field in potable conditions to supply populations.
- Google Patents
A chemical mechanical procedure for waterproofing land in order to collect rainwater in the field in potable conditions to supply populations.
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Individual
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Priority to ES25246ApriorityCriticalpatent/ES25246A1/en
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ES25246A1899-12-191899-12-19
A chemical mechanical procedure for waterproofing land in order to collect rainwater in the field in potable conditions to supply populations.
ExpiredES25246A1
(en)