POLYVISION, NAAMLOZE VENNOOTSCHAP
POLYVISION, NAAMLOZE VENNOOTSCHAP Patent applications | ||
Patent application number | Title | Published |
---|---|---|
20150330714 | SPIRAL OR HELICAL COUNTERFLOW HEAT EXCHANGER - Spiral or helical counterflow heat exchanger ( | 11-19-2015 |
20100247790 | INTERACTIVE ENAMELLED VISUAL COMMUNICATION PANEL - Interactive visual communication panel ( | 09-30-2010 |