Metal tools and implements – making – Saw-making or furbishing device or machine – Sharpening and gumming
Patent
1991-10-10
1992-12-29
Terrell, William E.
Metal tools and implements, making
Saw-making or furbishing device or machine
Sharpening and gumming
29 80, B23D 6310, B23D 7104
Patent
active
051741733
ABSTRACT:
An improved round file holder having guide rails along the edges thereof for use in conjunction with a chain saw filing guide for sharpening chain saws and having a pair of identical stringer secured together to support the files from the ends thereof and held together by an adjustable fastener to accommodate different diameter files.
REFERENCES:
patent: 2515469 (1950-07-01), Power
patent: 2818752 (1958-01-01), Granberg
patent: 3518900 (1970-07-01), Ehlen et al.
patent: 4864897 (1989-09-01), Newman
patent: 5042127 (1991-08-01), Lamas
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