8/17/2019 Us 3522162 A

1/6

8/17/2019 Us 3522162 A

2/6

8/17/2019 Us 3522162 A

3/6

8/17/2019 Us 3522162 A

4/6

8/17/2019 Us 3522162 A

5/6

8/17/2019 Us 3522162 A

6/6