![Stuttgart, Germany. 05th Aug, 2020. Air filter columns are located at the Neckar Gate at the side of the road. At a press conference, the Baden-Württemberg Ministry of Transport and the Mann Stuttgart, Germany. 05th Aug, 2020. Air filter columns are located at the Neckar Gate at the side of the road. At a press conference, the Baden-Württemberg Ministry of Transport and the Mann](https://c8.alamy.com/comp/2CABG0M/stuttgart-germany-05th-aug-2020-air-filter-columns-are-located-at-the-neckar-gate-at-the-side-of-the-road-at-a-press-conference-the-baden-wrttemberg-ministry-of-transport-and-the-mann-hummel-company-will-present-the-results-of-a-scientific-accompanying-study-on-the-effectiveness-of-the-air-filter-columns-at-the-neckartor-credit-marijan-muratdpaalamy-live-news-2CABG0M.jpg)
Stuttgart, Germany. 05th Aug, 2020. Air filter columns are located at the Neckar Gate at the side of the road. At a press conference, the Baden-Württemberg Ministry of Transport and the Mann
![17 April 2018, Germany, Ludwigsburg: The company logo of automotive supplier and car filter specialist Mann+Hummel is on display at the company's headquarter. Photo: Marijan Murat/dpa Stock Photo - Alamy 17 April 2018, Germany, Ludwigsburg: The company logo of automotive supplier and car filter specialist Mann+Hummel is on display at the company's headquarter. Photo: Marijan Murat/dpa Stock Photo - Alamy](https://c8.alamy.com/comp/MHKJ1D/17-april-2018-germany-ludwigsburg-the-company-logo-of-automotive-supplier-and-car-filter-specialist-mannhummel-is-on-display-at-the-companys-headquarter-photo-marijan-muratdpa-MHKJ1D.jpg)
17 April 2018, Germany, Ludwigsburg: The company logo of automotive supplier and car filter specialist Mann+Hummel is on display at the company's headquarter. Photo: Marijan Murat/dpa Stock Photo - Alamy
![The headquarters of the Hummel & Hummel shoemaking company, Neuffer am Park, Pirmasens, Rhineland-Palatinate, Germany Stock Photo - Alamy The headquarters of the Hummel & Hummel shoemaking company, Neuffer am Park, Pirmasens, Rhineland-Palatinate, Germany Stock Photo - Alamy](https://c8.alamy.com/comp/MA44KB/the-headquarters-of-the-hummel-hummel-shoemaking-company-neuffer-am-park-pirmasens-rhineland-palatinate-germany-MA44KB.jpg)
The headquarters of the Hummel & Hummel shoemaking company, Neuffer am Park, Pirmasens, Rhineland-Palatinate, Germany Stock Photo - Alamy
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