- Cotec Co.1
- Crescent-Kelvan Co.1
- Cumberland Manufacturing Co.1
- Daily Vitamins, Inc.1
- Davis Manufacturing Co., Inc.1
- Dean Rubber Manufacturing Co.1
- Drew Corporation1
- E E Medicine Co.1
- E. Lancosme1
- Emerson Drug Co., Baltimore, Md.1
- Endo Products, Inc.1
- Everett Rubber Co.1
- Frank & Black1
- Fred Haslam & Co.1
- G. A. Seeley1
- Gem Surgical Products Co., Inc.1
- General Products Laboratories1
- Geo. Bell Co. (Yucca Balm Co.)1
- George T. Lambert, David Periera, and George D. Lambert, trading as the Crescent-Kelvan Co., a business trust, Philadelphia, Pa.1
- Gero Products, Inc.1