- Bib ID:
- 4044618
- Format:
- Book and Microform
- Author:
- United States. Patent Documentation Organizations
- Edition:
- 1991 updates.
- Description:
-
- Washington, D.C. : The Office, 1992
- 185 packets.
- Notes:
-
- Accompanied by list "Update for December 1991."
- Revisions and addenda issued as needed.
- Distributed to depository libraries in microfiche.
- Reproduction:
- Microfiche. [Washington, D.C. : Patent and Trademark Office, 1992] 218 microfiches.
- Subject:
- Patents -- United States -- Classification
- Govt. Doc. Number:
- C 21.3/2:991/update
- Copyright:
-
In Copyright
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- Reason for copyright status:
- Until 2062 [Created/Published Date + 70 Years]
Copyright status was determined using the following information:
- Material type:
- Literary, dramatic or musical work
- Published status:
- Published
- Publication date:
- 1992
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