GB/T 2312-1980
Active
GB 12409-1990
Replaced
National standards
force_standard
GB 12409-1990 Geographic grid
GB 12409-1990 Geographic grid
Basic Information
Standard Code:
GB 12409-1990
Standard Type:
National standards
Standard Status:
Replaced
is_force_gb:
yes
CCS Name:
\nClassification and coding
ICS Name:
Character sets and information encoding
Publish Date:
1990-07-05
Implement Date:
1991-05-01
Publisher:
The National Technical Supervision Bureau
Technical Committee:
China Standardization and Information Classification and Coding Research Institute
Pages:
12 pages
Development Information
Drafting Units:
National Mapping Bureau Mapping Science Research Institute, National Marine Data Center, National Laboratory for Resources and Environmental Information System of the National Geography Research Institute of the State Council of China Academy of Sciences, and China Standardization and Information Classification Coding Research Institute
Superseded by the following standards
Related Standards
GB/T 1989-1980
Active
GB/T 1989-1980 Methods for indication of the 7-bit encoding character set for information processing switching on 12.7mm magnetic tape
GB/T 1991-1980
Abolished
GB/T 1991-1980 Methods for expression of the 7-bit encoding character set for information processing exchange on perforated paper tape
GB/T 3236-1982
Abolished
GB/T 3236-1982 Implementation of 7-bit and 8-bit coded character sets for information processing interchange on punched paper cards
GB/T 3469-1983
Replaced
GB/T 3469-1983 Codes for documentary types and documentary carriers
GB/T 3911-1983
Active