Title:
Method of manufacturing packings for rotating shafts
Document Type and Number:
United States Patent 1357739
Publication Date:
11/02/1920
Other Classes:
165/181, 415/170.100, 277/412, 277/924, 29/890.046, 228/183
International Classes:
B21D53/00; B23P13/00; F16J15/447; F16J15/44