This definition appears very rarely
Samples in periodicals archive:
14:0166(34)RO - Air Force, Detachment 4, AFCMD, Air Force Plant Representative Office, Pratt and Whitney Aircraft Group , West Palm Beach, FL and NFFE Local 2048 and AFGE Local 3846 -- 1984 FLRAdec RP.
Upon receipt of such forms, they shall be signed by the Commanding officer of the Air Force Plant Representative Office (Department 27), General Dynamics, Fort Worth Division, Fort Worth, Texas, and shall be posted and maintained for 60 consecutive days thereafter, in conspicuous places, including all bulletin boards and other places where notices to employees are customarily posted. Reasonable steps shall be taken to ensure that such notices are not altered, defaced, or covered by any other material.