US80141A - Impbovement in saw - Google Patents
Impbovement in saw Download PDFInfo
- Publication number
- US80141A US80141A US80141DA US80141A US 80141 A US80141 A US 80141A US 80141D A US80141D A US 80141DA US 80141 A US80141 A US 80141A
- Authority
- US
- United States
- Prior art keywords
- impbovement
- saw
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D63/00—Dressing the tools of sawing machines or sawing devices for use in cutting any kind of material, e.g. in the manufacture of sawing tools
- B23D63/08—Sharpening the cutting edges of saw teeth
- B23D63/10—Sharpening the cutting edges of saw teeth by filing
Description
Publications (1)
| Publication Number | Publication Date |
|---|---|
| US80141A true US80141A (en) | 1868-07-21 |
Family
ID=2149637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US80141D Expired - Lifetime US80141A (en) | Impbovement in saw |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | US80141A (en) |
-
0
- US US80141D patent/US80141A/en not_active Expired - Lifetime
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