# US D389,156 S · Extension calling unit for telephone

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- Number: US D389,156 S
- Document ID: USD389156S
- Status: Granted
- Kind: S
- Application number: 29/061,005
- Filed: 1996-10-15
- Granted: 1998-01-13
- Earliest claimed: 1996-04-16
- Assignees: Kabushiki Kaisha Toshiba
- Inventors: Takahisa Yoneyama
- Web page: https://patentgrep.com/patent/USD389156S

## Abstract

Not available.

## Claims

### Claim at position 1

The ornamental design for an extension calling unit for telephone, as shown .