Fluid reaction surfaces (i.e., impellers)
Having positive means for impeller adjustment
Motor bodily rotatable with impeller hub or shaft
Inventor
active
Axial flow fan with adjustable blades
Height-adjustable safety belt fastening system coupled to the ve
Safety belt fastener
Safety belt fastening device
Shock proof buckle for safety belts
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Profile ID: LFUS-PAI-P-889435