Design – construction – restoration of traditional pumping windmills.
Manufacture – patent, of perforated polyester rubber sails, for the self-protection of windmills.
DESIGN-CONSTRUCTION-RESTORATION OF TRADITIONAL PUMPING WINDMILLS
Description
Design – construction – restoration of traditional pumping windmills.
Manufacture – patent, of perforated polyester rubber sails, for the self-protection of windmills.