Portable Oxygen Concentrating Apparatus

1.Portable oxygen concentrating apparatus

1 . 1 : Perspective

1 . 2 : Front

1 . 3 : Back

1 . 4 : Left

1 . 5 : Right

1 . 6 : Top

1 . 7 : Bottom

The product indication is a portable oxygen concentrating apparatus; Figure 1 . 1 is a perspective view of a portable oxygen concentrating apparatus showing our new design; Figure 1 . 2 is a front view thereof; Figure 1 . 3 is a back view thereof; Figure 1 . 4 is a left view thereof; Figure 1 . 5 is a right view thereof; Figure 1 . 6 is a top view thereof; And Figure 1 . 7 is a bottom view thereof.