D Kalvar Corporation v. N.L.R.B493 F.2d 1404 5th Cir.1974Check TreatmentCheck Treatment493 F.2d 1404 *dKalvar Corporationv.N.L.R.B. 73-3977 UNITED STATES COURT OF APPEALS Fifth Circuit 5/7/74 1 N.L.R.B., La. ENFORCED Notes * Summary Calendar case; Rule 18, 5 Cir.; see Isbell Enterprises, Inc. v. Citizens Casualty Co. of N