US80030A - William r - Google Patents
William r Download PDFInfo
- Publication number
- US80030A US80030A US80030DA US80030A US 80030 A US80030 A US 80030A US 80030D A US80030D A US 80030DA US 80030 A US80030 A US 80030A
- Authority
- US
- United States
- Prior art keywords
- william
- 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
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25D—PERCUSSIVE TOOLS
- B25D9/00—Portable percussive tools with fluid-pressure drive, i.e. driven directly by fluids, e.g. having several percussive tool bits operated simultaneously
- B25D9/14—Control devices for the reciprocating piston
- B25D9/16—Valve arrangements therefor
- B25D9/18—Valve arrangements therefor involving a piston-type slide valve
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cookers (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Description
Publications (1)
Publication Number | Publication Date |
---|---|
US80030A true US80030A (en) | 1868-07-14 |
Family
ID=2149526
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US80030D Expired - Lifetime US80030A (en) | William r |
Country Status (1)
Country | Link |
---|---|
US (1) | US80030A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060085273A1 (en) * | 2002-08-16 | 2006-04-20 | Deutsche Post Ag | Method and system for transmitting notifications to users of a logistic system |
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0
- US US80030D patent/US80030A/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060085273A1 (en) * | 2002-08-16 | 2006-04-20 | Deutsche Post Ag | Method and system for transmitting notifications to users of a logistic system |
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