TW577272U - Communication device for safety helmet - Google Patents
Communication device for safety helmetInfo
- Publication number
- TW577272U TW577272U TW92211328U TW92211328U TW577272U TW 577272 U TW577272 U TW 577272U TW 92211328 U TW92211328 U TW 92211328U TW 92211328 U TW92211328 U TW 92211328U TW 577272 U TW577272 U TW 577272U
- Authority
- TW
- Taiwan
- Prior art keywords
- communication device
- safety helmet
- helmet
- safety
- communication
- Prior art date
Links
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW92211328U TW577272U (en) | 2003-06-20 | 2003-06-20 | Communication device for safety helmet |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
TW92211328U TW577272U (en) | 2003-06-20 | 2003-06-20 | Communication device for safety helmet |
Publications (1)
Publication Number | Publication Date |
---|---|
TW577272U true TW577272U (en) | 2004-02-21 |
Family
ID=32848503
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW92211328U TW577272U (en) | 2003-06-20 | 2003-06-20 | Communication device for safety helmet |
Country Status (1)
Country | Link |
---|---|
TW (1) | TW577272U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI673018B (en) * | 2018-05-10 | 2019-10-01 | 遠東科技大學 | Helmet capable of receiving and amplifying sound devices |
-
2003
- 2003-06-20 TW TW92211328U patent/TW577272U/en unknown
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI673018B (en) * | 2018-05-10 | 2019-10-01 | 遠東科技大學 | Helmet capable of receiving and amplifying sound devices |
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