If any provision of this chapter, or the application of such provision to any person or circumstance, shall be held invalid, the remainder of the chapter, and the application of such provision to persons or circumstances other than those as to which it is held invalid, shall not be affected thereby.
June 10, 1920, ch. 285 Aug. 26, 1935, ch. 687 49 Stat. 863 Pub. L. 95–617, title II, § 21292 Stat. 3148 (, pt. III, § 320, formerly § 319, as added , title II, § 213, , and renumbered § 320, , , .)