https://eureka.patsnap.com/patent-US20100092836A1
Fuel cell and fuel cell fastening device - Eureka | Patsnap
A fuel cell (10) includes a fuel cell stack (50) in which a plurality of fuel cell units are stacked on one another, a pair of end plates (61, 61b, 63, 63b)...
fuel cellfastening deviceeurekapatsnap
https://patents.google.com/patent/CN218234128U/en
CN218234128U - Wall fastening device for wallboard installation - Google Patents
The utility model discloses a wall body fastener is used in wallboard installation, including perpendicular steel band and the binding of arranging, the...
fastening devicewallinstallationgooglepatents
https://patents.google.com/patent/CN113601439A/en
CN113601439A - Device capable of fastening screws in electrified manner - Google Patents
The invention discloses a device that can be charged for screw fastening, comprising a telescopic steering device and a fastening device. The top of the...
devicecapablefastening