Radio Officers v. Labor Board

Holding that "[t]he policy of the Act is to insulate employees' jobs from their organizational rights"

Labor Board v. Parts Co.

Holding that the Act “prohibits not only intrusive threats and promises but also conduct immediately favorable to employees which is undertaken with the express purpose of impinging upon their freedom of choice for or against unionization and is reasonably calculated to have that effect.”

Electrical Workers v. Labor Board

Holding that the prohibition of picketing in furtherance of unlawful objectives is not an abridgement of free speech

I.A. of M. v. Labor Board

In International Ass'n of Machinists v. N.L.R.B., 1940, 311 U.S. 72, 61 S.Ct. 83, 85 L. Ed. 50, there had been a long history of management favoritism to the established and hostility to the aspiring union; and in Franks Bros. Co. v. N.L.R.B., 1944, 321 U.S. 702, 703, 64 S.Ct. 817, 818, 88 L.Ed. 1020, the employer had "conducted an aggressive campaign against the Union, even to the extent of threatening to close its factory if the union won the election."

Labor Board v. Steelworkers

In United Steelworkers, the Court warned that the NLRA "does not command that labor organizations as a matter of abstract law, under all circumstances, be protected in the use of every possible means of reaching the minds of individual workers, nor that they are entitled to use a medium of communication simply because the employer is using it."

Seltenreich v. Town of Fairbanks

Joy Silk Mills v. National Labor Rel. Board

In Joy Silk the Court held that when an employer could have no doubt as to the majority status or when an employer refuses recognition of a union "due to a desire to gain time and to take action to dissipate the union's majority, the refusal is no longer justifiable and constitutes a violation of the duty to bargain set forth in section 8(a)(5) of the Act".

Hendrix Manufacturing Company v. N.L.R.B

Permitting the Board to consider the employer's clear expression of opposition to the union as background in order to determine motivation for management's conduct

Irving Air Chute Company v. N.L.R.B

In Irving Air Chute Co. v. N.L.R.B., 2 Cir., 350 F.2d 176, 182, the Court in allowing enforcement of the Board's order cited many cases for the proposition, "`It is for the Board not the courts to determine how the effect of prior unfair labor practices may be expunged'."

N.L.R.B. v. Electric Steam Radiator Corp.

Containing similar language

Section 141 - Short title; Congressional declaration of purpose and policy

Stating Congress' declaration of purpose that "employers, employees, and labor organizations each recognize under law one another's legitimate rights in their relations with each other"