discussed Cited "see, e.g." Laborers Health and Welfare Trust Fund for Northern California Laborers Pension Trust Fund for Northern California and Laborers Training and Retraining Trust Fund for Northern California v. Advanced Lightweight Concrete Co., Inc., Cement Masons Health and Welfare Trust Fund for Northern California Cement Masons Pension Trust Fund for Northern California Cement Masons Vacation Trust Fund for Northern California and Cement Masons Apprenticeship and Training Trust Fund for Northern California v. Advanced Lightweight Concrete Co., Inc. See also H & D Inc. v. NLRB, 665 F.2d 257, 259-60 (9th Cir.1980), rev'd on other grounds, 455 U.S. 902 , 102 S.Ct. 1243 , 71 L.Ed.2d 440 (1982). 4 "As a general rule, federal courts do not have jurisdiction over activity which 'is arguably subject to Sec. 7 or Sec. 8 of the [NLRA],' and they 'must defer to the exclusive competence of the National Labor Relations Board.' " Kaiser Steel Corp. v. Mullins, 455 U.S. 72, 83 , 102 S.Ct. 851, 859 , 70 L.Ed.2d 833 (1982) (quoting San Diego Building Trades Council v. Garmon, 359 U.S. 236, 245 , 79 S.Ct. 773, 780 , 3 L.Ed.2d 775 (1959) (citing Garner v. …

discussed Cited "see, e.g." Laborers Health & Welfare Trust Fund v. Advanced Lightweight Concrete Co. See also H & D Inc. v. NLRB, 665 F.2d 257, 259-60 (9th Cir.1980), rev’d on other grounds, 455 U.S. 902 , 102 S.Ct. 1243 , 71 L.Ed.2d 440 (1982). ."As a general rule, federal courts do not have jurisdiction over activity which ‘is arguably subject to § 7 or § 8 of the [NLRA],' and they ‘must defer to the exclusive competence of the National Labor Relations Board.’” Kaiser Steel Corp. v. Mullins, 455 U.S. 72, 83 , 102 S.Ct. 851, 859 , 70 L.Ed.2d 833 (1982) (quoting San Diego Building Trades Council v. Garmon, 359 U.S. 236, 245 , 79 S.Ct. 773, 780 , 3 L.Ed.2d 775 (1959) (citing Garner…