AU4227489A - Improvements in pneumatic percussion hammers - Google Patents
Improvements in pneumatic percussion hammersInfo
- Publication number
- AU4227489A AU4227489A AU42274/89A AU4227489A AU4227489A AU 4227489 A AU4227489 A AU 4227489A AU 42274/89 A AU42274/89 A AU 42274/89A AU 4227489 A AU4227489 A AU 4227489A AU 4227489 A AU4227489 A AU 4227489A
- Authority
- AU
- Australia
- Prior art keywords
- pneumatic percussion
- percussion hammers
- hammers
- pneumatic
- percussion
- 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.)
- Granted
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU42274/89A AU623434B2 (en) | 1988-09-22 | 1989-09-14 | Improvements in pneumatic percussion hammers |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AUPJ0549 | 1988-09-22 | ||
AUPJ054988 | 1988-09-22 | ||
AU42274/89A AU623434B2 (en) | 1988-09-22 | 1989-09-14 | Improvements in pneumatic percussion hammers |
Publications (2)
Publication Number | Publication Date |
---|---|
AU4227489A true AU4227489A (en) | 1990-04-18 |
AU623434B2 AU623434B2 (en) | 1992-05-14 |
Family
ID=25625920
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU42274/89A Ceased AU623434B2 (en) | 1988-09-22 | 1989-09-14 | Improvements in pneumatic percussion hammers |
Country Status (1)
Country | Link |
---|---|
AU (1) | AU623434B2 (en) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8514505D0 (en) * | 1985-06-07 | 1985-07-10 | Weaver & Hurt Ltd | Rock drills |
ZA878007B (en) * | 1986-10-24 | 1988-04-29 | Lister William | A pneumatic percussion hammer |
-
1989
- 1989-09-14 AU AU42274/89A patent/AU623434B2/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
AU623434B2 (en) | 1992-05-14 |
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