H. Koch & Sons

H. Koch & Sons Division (Gulf & Western Mfg. Co.)

H. Koch & Sons Division, Gulf & Western Manufacturing Company

H. Koch & Sons, Inc., a division of Global Systems, a Gulf & Wes

Halvorsen J. R.

Happel Andrew J

Happel Hermann E.

Harmon Samuel R.

Harrison Robert E.

Hartman George F.

Harvard Apparatus Company, Inc.

Hauffe William L.

Hauser Seymour

Hauser Thomas A.

Hayes Glenn P.

Haynes Ronald

Hecht Reinhard

Heckethorn John E.

Heckethorn Manufacturing Co.

Heckethorn Manufacturing Company