US118539A - Improvement in machines for making spikes - Google Patents
Improvement in machines for making spikes Download PDFInfo
- Publication number
- US118539A US118539A US118539DA US118539A US 118539 A US118539 A US 118539A US 118539D A US118539D A US 118539DA US 118539 A US118539 A US 118539A
- Authority
- US
- United States
- Prior art keywords
- machines
- improvement
- making spikes
- spikes
- making
- 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
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D13/00—Corrugating sheet metal, rods or profiles; Bending sheet metal, rods or profiles into wave form
- B21D13/04—Corrugating sheet metal, rods or profiles; Bending sheet metal, rods or profiles into wave form by rolling
Description
Publications (1)
| Publication Number | Publication Date |
|---|---|
| US118539A true US118539A (en) | 1871-08-29 |
Family
ID=2187996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| US118539D Expired - Lifetime US118539A (en) | Improvement in machines for making spikes |
Country Status (1)
| Country | Link |
|---|---|
| US (1) | US118539A (en) |
-
0
- US US118539D patent/US118539A/en not_active Expired - Lifetime
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