HB 1803-1987
triangle ring (English Version)
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HB 1803-1987
Standard No.
HB 1803-1987
Language
Chinese,
Available in English version
Published By
Professional Standard - Aviation
Status
Be replaced
2001-01
Replace By
HB 1803-2000
Latest
HB 1803-2000
HB 1803-1987 history
2000
HB 1803-2000
triangle ring
1970
HB 1803-1987
triangle ring
1970
HB 1803-1978
triangle ring
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