Federal statutory protection for mask works.
| Author/creator | Library of Congress |
| Format | Book |
| Edition | [Rev. 01/2004]. |
| Publication Info | [Washington, DC] (101 Independence Ave., SE, Washington 20559-6000) : U.S. Copyright Office, [2004] |
| Description | 7 pages ; 28 cm. |
| Supplemental Content | https://purl.fdlp.gov/GPO/LPS43715 |
| Subjects |
| Series | Circular ; 100 Circular (Library of Congress. Copyright Office) 100. ^A368142 |
| General note | Shipping list no.: 2004-0077-P. |
| Other forms | Also available via Internet from the LC web site. Address as of 01/11/04: http://www.copyright.gov/circs/circ100.pdf; current access available via PURL. |
| GPO item number | 0802-A |
| GPO item number | 0802-A (online) |
| Govt. docs number | LC 3.4/2:100/2004 |