World Wide Stationary Manufacturing Company, Limited
Patent Applications and Registrations
Patent applications and USPTO patent grants for World Wide Stationary Manufacturing Company, Limited.The latest application filed is for "ring for a ring binder mechanism".
- World Wide Stationary Manufacturing Company, Limited - Kwai Chung HK
- World Wide Stationary Manufacturing Company, Ltd. - Hong Kong CN
- World Wide Stationary Manufacturing Co., Ltd. - Kwai Chung HK
| Patent | Date |
|---|---|
| Ring for a ring binder mechanism Grant D533,588 - Cheng December 12, 2 | 2006-12-12 |
| Fastening binder ring mechanisms to binders Grant 7,073,968 - To , et al. July 11, 2 | 2006-07-11 |
| Ring metals with linkage locking device Grant 6,036,394 - Cheng March 14, 2 | 2000-03-14 |
| Ring binder Grant 5,755,513 - To May 26, 1 | 1998-05-26 |
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