Ingvar HALLGREN

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Stockholm, SE

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Patents Grantslast 30 patents

Information Patent Grant
Dust collector with a constant suction force
- Patent number 10,226,724
- Issue date Mar 12, 2019
- Husqvarna AB
- Ingvar Hallgren
- B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information Patent Grant
Dust collector with a constant suction force
- Patent number 10,052,579
- Issue date Aug 21, 2018
- Husqvarna AB
- Ingvar Hallgren
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
DUST COLLECTOR WITH A CONSTANT SUCTION FORCE
- Publication number 20180326336
- Publication date Nov 15, 2018
- HUSQVARNA AB
- Ingvar HALLGREN
- B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information Patent Application
DUST COLLECTOR WITH A CONSTANT SUCTION FORCE
- Publication number 20130199137
- Publication date Aug 8, 2013
- HUSQVARNA AB
- Ingvar HALLGREN
- B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...