public com.google.api.ads.admanager.axis.v201811.DeviceManufacturerTargeting getDeviceManufacturerSegment() {
        return deviceManufacturerSegment;
    }
public com . google . api . ads . admanager . axis . v201811 . DeviceManufacturerTargeting getDeviceManufacturerSegment ( ) { return deviceManufacturerSegment ; }
Gets the deviceManufacturerSegment value for this ProductSegmentation.

@return deviceManufacturerSegment   * The device manufacturer segmentation. {@link DeviceFamilyTargeting#isTargeted}
must be {@code
true}.

<p>This attribute is optional.