Yang; Tse-Chung
Patent Applications and Registrations
Patent applications and USPTO patent grants for Yang; Tse-Chung.The latest application filed is for "sliding proof device in combination with a measuring tape".
- Yang; Tse-Chung - Maio Li Hsien TW
- Yang; Tse-Chung - Taoyuan TW
- Yang; Tse-Chung - Taoyuan Hsien TW
| Patent | Date |
|---|---|
| Sliding proof device in combination with a measuring tape Grant 6,382,547 - Yang May 7, 2 | 2002-05-07 |
| Tape measure Grant D442,098 - Yang May 15, 2 | 2001-05-15 |
| Measuring tape Grant D412,128 - Yang July 20, 1 | 1999-07-20 |
| Measuring tape end hook Grant D409,104 - Yang May 4, 1 | 1999-05-04 |
| Measuring tape Grant D347,395 - Yang May 31, 1 | 1994-05-31 |
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