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Crystal Industrial Co., Ltd. Patents |
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Assignee: Crystal Industrial Co., Ltd.
Address: Nagoya, JP
No. of patents: 3
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| RE38635 |
Stagelessly adjustable telescopic walking stick with a position retaining device |
October 26, 2004 |
| A stagelessly adjustable telescopic waking stick having a position retaining device is made up of an upper pipe and a lower pipe that are telescopically adjusted so as to permit the walking stick to be extended to any length within a limited range and be firmly retained at any select |
| 6202663 |
Stick-used stageless adjusting device |
March 20, 2001 |
| A stick-used stageless adjusting device for both left-handed and right-handed users to conveniently adjust the length of the stick. The stick is formed by an upper fitting tube and a lower fitting tube fitted into the upper fitting tube. The stageless adjusting device is disposed at |
| 5769104 |
Stagelessly adjustable telescopic walking stick with a position retaining device |
June 23, 1998 |
| A stagelessly ajustable telescopic waking stick having a position retaining device is made up of an upper pipe and a lower pipe that are telescopically adjusted so as to permit the walking stick to be extended to any length within a limited range and be firmly retained at any selecte |
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