Title:
Method of lubrication
United States Patent 2257601

Inventors:
Hall, Frank W.
Towne, Charles C.
Publication Date:
09/30/1941
View Patent Images:
Download PDF 2257601 pdf       PDF help
Export Citation:
Click for automatic bibliography generation
Assignee:
TEXAS CO
Primary Class:
508/428
Other Classes:
252/400.200, 252/389.200
International Classes:
C10M137/04; C10M137/06; C10M137/00